 | Aaron Taylor-Johnson als Dave Lizewski / Kick-Ass |
 | Chloë Grace Moretz als Mindy Macready / Hit-Girl |
 | Christopher Mintz-Plasse als Chris D'Amico / The Motherfucker |
 | Lyndsy Fonseca als Katie Deauxma |
 | Jim Carrey als Sal Bertolinni / Colonel Stars and Stripes |
 | Iain Glen als Uncle Ralph |
 | Clark Duke als Marty Eisenberg / Battle Guy |
 | Lindy Booth als Miranda Swedlow / Night Bitch |
 | Garrett M. Brown als James Lizewski |
 | Morris Chestnut als Detective Marcus Williams |
 | Donald Faison als Doctor Gravity |
 | John Leguizamo als Javier |
 | Augustus Prew als Todd Haynes / Ass Kicker |
 | Robert Emms als Insect Man |
 | Monica Dolan als Tommy's Mum |
 | Steven Mackintosh als Tommy's Dad |
 | Andy Nyman als The Tumor |
 | Daniel Kaluuya als Black Death |
 | Tom Wu als Genghis Carnage |
 | Olga Kurkulina als Katarina Dombrovski / Mother Russia |
 | Yancy Butler als Angie D'Amico |
 | Claudia Lee als Brooke |
 | Ella Purnell als Dolce |
 | Tanyaradzwa Fear als Harlow |
 | Benedict Wong als Mr. Kim |
 | Sophie Wu als Erika Cho |
| Amy Anzel als Mrs. Zane |
| Matt Steinberg als Mr. Radical |
| Trenyce als Coach Podell |
 | Angelica Jopling als Lois |
 | Enzo Cilenti als Lou |
 | Wesley Morgan als Simon |
 | Dimitri Vantis als Tony |
 | Stewart Scudamore als Eyal |
 | Tom Benedict Knight als Alley Hood |
 | Mary Kitchen als News Reporter |
 | Charlie Clapham als Goth Kid |
 | Katrina Durden als Red Fang |
 | Anthony J. Mifsud als Convict #1 |
 | Trevor Allan Davies als Old Man |
 | Adam Bond als Funeral Cop |
| Paul Raposo als Guido #1 |
 | David Vena als Guido #2 |
 | Chris Chan als Store Clerk |
 | Chuck Liddell als Chuck Liddell |
 | King Lau als Chinese Bouncer |
 | Chantelle Chung als Chinese Hooker |
 | Eben Young als News Reader |
 | John Bregar als Mother Russia Cop |
 | Christopher Cordell als Mother Russia Cop |
 | Mike Chute als Mother Russia Cop |
 | Shane Daly als Mother Russia Cop |
 | Kevan Kase als Mother Russia Cop |
 | Martin Roach als Mother Russia Cop |
 | John Schwab als Detective |
 | Todd Boyce als Chief of Police |
 | Jesse Camacho als Onlooker |
 | Rob Archer als Convict #2 |
 | Jamie Andrew Cutler als Goggles |
| Sia Alipour als BloodSpike (uncredited) |
| Bhanu Alley als Sleazy Japanese Businessman (uncredited) |
| Lee Asquith-Coe als Officer Barnhart (uncredited) |
 | Richard Bradshaw als Cop #3 (uncredited) |
 | Samantha Coughlan als Apocalypse Meow (uncredited) |
| Ellis Crewe-Candy als Pimp Daddy (uncredited) |
| Leigh Dent als Passerby (uncredited) |
| Katrina Durden als Red Fang (uncredited) |
| Sophie Ellis als Mean Girl (uncredited) |
 | James Embree als Cop #1 (uncredited) |
| Cynthia Garbutt als Epilogue Nurse (uncredited) |
| David Golt als Homeless Man in Soup Kitchen (uncredited) |
| Howard Green als Arresting Officer #2 (uncredited) |
| Jenny Jacoya als Firefox (uncredited) |
| Ethan J. Knight als SWAT Commander Lee Renolds (uncredited) |
| Liam Logan als Police Lieutenant S.W.A.T. Team (uncredited) |
| Matthew David McCarthy als NYPD Cop Sergeant Ellis (uncredited) |
| Vander McLeod als New York Cop (uncredited) |
| Allistair McNab als TMC (uncredited) |
| Katherine Moran als Jock Girlfriend (uncredited) |
| Stuart Mulcaster als NYPD (uncredited) |
| John E O'Grady als Rocket Man (uncredited) |
| Amanda Piery als Moon Bird (uncredited) |
 | Alexis Rodney als Skinny (uncredited) |
| Bailey Ryan als Hot Nerd Girl (uncredited) |
| Wolf Ryman als Guido (uncredited) |
| Shane Salter als NYPD Cop in Alley (uncredited) |
 | Parker Sawyers als Blast Hammer (uncredited) |
| Linus Scheithauer als Thunderwasp (uncredited) |
| Tom Swacha als Bad Ass Warrior (uncredited) |
| Leon Symnz als Justice Forever (uncredited) |
| Winson Ting als Chinese Gang Member (uncredited) |
| Arran Topham als Cop #2 (uncredited) |
| Baxter Westby als Homeless Boy (uncredited) |
| Daniel Aiken als Arresting Officer #72 (uncredited) |
| Mark Millar | Author |
| John Romita Jr. | Author |
| Jeff Wadlow | Screenplay |
| Jeff Wadlow | Director |
| Tim Maurice-Jones | Director of Photography |
| Tarquin Pack | Producer |
| Russell De Rozario | Production Design |
| David Reid | Producer |
| Henry Jackman | Original Music Composer |
| Adam Bohling | Producer |
| Matthew Vaughn | Producer |
| Eddie Hamilton | Editor |
| Matthew Margeson | Original Music Composer |
| Bill Corso | Makeup Artist |
| Brad Pitt | Producer |
| Sarah Campbell | Second Assistant Director |
| Andrew Shea | First Assistant Director |
| Timothy Martin | Set Production Assistant |
| Joe Howard | Art Direction |
| Buddie Wilkinson | Standby Property Master |
| Jack Longmate | Special Effects Assistant |
| Sam Conway | Special Effects Supervisor |
| Trevor Duke-Moretz | Executive Producer |
| Pierre Lagrange | Executive Producer |
| Leonie Mansfield | Associate Producer |
| Leonie Mansfield | Co-Producer |
| Stephen Marks | Executive Producer |
| Mark Millar | Executive Producer |
| John Romita Jr. | Executive Producer |
| Claudia Schiffer | Executive Producer |
| Reg Poerscout-Edgerton | Casting |
| Aleksandra Marinkovich | Art Direction |
| Sophie Newman | Set Decoration |
| Sammy Sheldon | Costume Design |
| Jenny Arbour | Key Hair Stylist |
| Emmy Beech | Assistant Makeup Artist |
| Emmy Beech | Assistant Hairstylist |
| Nathaniel De'Lineadeus | Prosthetic Designer |
| Lynn Doron | Assistant Hairstylist |
| David Dupuis | Makeup Artist |
| Fae Hammond | Hair Designer |
| Fae Hammond | Makeup Designer |
| Chris Lyons | Special Effects Makeup Artist |
| Lisa Martin | Makeup Artist |
| Roo Maurice | Makeup & Hair |
| Siân Miller | Hairstylist |
| Gemma Richards | Makeup & Hair |
| Rachael Speke | Makeup & Hair |
| Natalie Wickens | Prosthetics |
| Adam Bohling | Unit Production Manager |
| D.J. Carson | Unit Production Manager |
| Iain Mackenzie | Post Production Supervisor |
| Iain Mackenzie | Production Manager |
| Michael McDermott | Unit Manager |
| David Reid | Unit Production Manager |
| Yari Azzopardi | Third Assistant Director |
| Taylor Bateman | Assistant Director Trainee |
| Neille Brockie | Third Assistant Director |
| Kate Dunn | Third Assistant Director |
| Laura Jackson | Third Assistant Director |
| Timur Karamolla | Third Assistant Director |
| James R. Kipping | Third Assistant Director |
| Phoebe Vale Markham | Third Assistant Director |
| Barrie McCulloch | First Assistant Director |
| Tom Mulberge | Second Assistant Director |
| Charlie Reed | Second Assistant Director |
| David Reid | Second Unit Director |
| Tom Reynolds | Third Assistant Director |
| Vaughn Stein | Third Assistant Director |
| Bob Warwick | Second Unit First Assistant Director |
| Tom White | First Assistant Director |
| Christopher Arnold | Props |
| Maria Chryssikos | Assistant Set Decoration |
| Gary Dempsey | Painter |
| James Enright | Prop Maker |
| Francesco Fabiani | Sculptor |
| Teri Fairhurst | Draughtsman |
| Kim Frederiksen | Concept Artist |
| Jack Garwood | Dressing Prop |
| Gavin Grant | Props |
| Kevin Harris | Carpenter |
| Jane Harwood | Assistant Art Director |
| Paul Hearn | Props |
| Paul Hearn | Set Dresser |
| Nathan Holt | Dressing Prop |
| Elis Y. Lam | Assistant Art Director |
| Andrea Leanza | Sculptor |
| Naomi Moore | Art Department Coordinator |
| Philip O'Connell | Props |
| Tom O'Neill | Carpenter |
| Deniz Rakhmanova | Painter |
| Tilly Scandrett | Standby Art Director |
| John Schoonraad | Prosthetics |
| John Schoonraad | Special Effects |
| Tristan Schoonraad | Prosthetic Supervisor |
| Dominic Sikking | Graphic Designer |
| Sophie Tarver | Prop Maker |
| Katy Thatcher | Second Assistant Art Director |
| Toby Wagner | Dressing Prop |
| Damian Léon Watts | Art Department Assistant |
| Candice White | Art Department Assistant |
| Peter Wignall | Storyboard Artist |
| Harley Wilkinson | Set Dresser |
| Jamie Wilkinson | Property Master |
| Lucie Bourgeau | Property Buyer |
| Rut Villamagna | Props |
| Tyler Bender | Sound |
| Nikita Budash | Sound Editor |
| Nikita Budash | Sound Recordist |
| Chris Burdon | Sound Re-Recording Mixer |
| Peter Burgis | Foley Artist |
| Paul Carter | Sound Designer |
| Matthew Collinge | Sound Supervisor |
| Matthew Collinge | Sound Re-Recording Mixer |
| Mark DeSimone | ADR Mixer |
| Simon Diggins | ADR Mixer |
| Mitch Dorf | ADR Mixer |
| Angelina Faulkner | Sound Editor |
| Arthur Fenn | First Assistant Sound Editor |
| Glen Gathard | Foley Mixer |
| James Gibb | Second Assistant Sound |
| John Hayes | Production Sound Mixer |
| Simon Hayes | Production Sound Mixer |
| James Hyde | ADR Recordist |
| Ben Jeffes | Sound Assistant |
| Robin Johnson | First Assistant Sound Editor |
| Shawn M. Kirkby | Cableman |
| Kyle D. Krajewski | ADR Recordist |
| Wayne Lemmer | Sound Designer |
| Michael Maroussas | Dialogue Editor |
| Michael Miller | ADR Mixer |
| Becki Ponting | Dialogue Editor |
| Rob Prynne | Sound Designer |
| Andrew Rowe | Boom Operator |
| Paul Schwartz | Boom Operator |
| Danny Sheehan | Supervising Sound Editor |
| Timothy Siddall | Sound Mix Technician |
| Caroline Singh | Sound Assistant |
| Jason Swanscott | Foley Artist |
| Mike Tehrani | ADR Recordist |
| Dylan Voigt | Boom Operator |
| Ian Voigt | Production Sound Mixer |
| Christopher Cleator | ADR Mixer |
| Duncan Craig | Sound Assistant |
| Evan J. Haley | Sound Designer |
| Jennifer Groves | Special Effects Assistant |
| Curtis Iggulden | Special Effects Technician |
| Laird McMurray | Special Effects Coordinator |
| Nick Smith | Special Effects Technician |
| Ian C. Sweeney | Special Effects Technician |
| Alastair Vardy | Special Effects Technician |
| Stephen Wallace | Special Effects Supervisor |
| Susan Paley Abramson | Casting |
| Vanessa Baker | ADR Voice Casting |
| John Buchan | Casting |
| Emma Callinan | Casting Assistant |
| Donna Dupere | Extras Casting |
| Justine Hempe | Casting |
| Lillie Jeffrey | Casting Assistant |
| Jason Knight | Casting |
| Nancy Perna | Casting Assistant |
| Amey René | Casting Associate |
| Viveene Campbell | Costume Assistant |
| Sally Coop | Costumer |
| Bruno de Santa | Key Costumer |
| Becky Johnson | Costumer |
| Samantha Langridge | Costume Assistant |
| Penny McDonald | Costume Assistant |
| Stephanie Paul | Dresser |
| Richard Sale | Assistant Costume Designer |
| Kate Walling | Costume Assistant |
| Nicole Young | Costume Supervisor |
| Riccardo Bacigalupo | First Assistant Editor |
| Tim Drewett | Digital Intermediate Editor |
| Ben Mills | First Assistant Editor |
| Gareth Parry | Online Editor |
| Jateen Patel | Digital Intermediate Editor |
| Kyle Gregory Sanderson | Assistant Editor |
| Katie Shahrokh | Digital Intermediate Producer |
| Michelle Szemberg | First Assistant Editor |
| Jamie Welsh | Digital Intermediate Editor |
| Andrew Michael Buckley | Location Manager |
| Jared Burton | Location Production Assistant |
| Jake Chilcott | Location Assistant |
| Louis Cooper Robinson | Location Scout |
| Callum Harrison | Location Assistant |
| Fred Kamping | Location Manager |
| Mark McFadden | Assistant Location Manager |
| Jeffery Pong | Assistant Location Manager |
| Trevor Tuminski | Location Production Assistant |
| Jessica Woodland | Location Assistant |
| Alex Belcher | Additional Music |
| Tony Blondal | Orchestrator |
| Richard Bronskill | Orchestrator |
| Al Clay | Scoring Mixer |
| Stephen Coleman | Orchestrator |
| Tim Davies | Orchestrator |
| Jack Dolman | Supervising Music Editor |
| Sean Fernald | Music Consultant |
| Ian Neil | Music Supervisor |
| Will Quiney | Music Supervisor |
| Jason Soudah | Additional Music |
| Andrew Synowiec | Musician |
| Catherine Wilson | Music Editor |
| Dean Dodds | Script Supervisor |
| Laura Miles | Script Supervisor |
| Lucy Ward | Script Supervisor |
| Mark Beeton | Transportation Captain |
| Jason Leeking | Transportation Co-Captain |
| Pip Ayers | Epk Producer |
| Karen Bicknell | Payroll Accountant |
| Scott Bredengerd | Production Coordinator |
| Matt Brothers | Floor Runner |
| Karl Caffrey | Post Production Coordinator |
| Matt Curtis | Title Designer |
| Robin Jiro Hall | Production Assistant |
| R. Emerson John | Script Supervisor |
| Craig Luck | Floor Runner |
| Vair Macphee | Production Coordinator |
| Eve Swannell | Production Coordinator |
| Wojciech Baginski | VFX Artist |
| Tom Balogh | VFX Editor |
| Moti Biran | Digital Compositor |
| André Bittencourt | Digital Compositor |
| Magno Borgo | Visual Effects Supervisor |
| Huseyin Caner | Visual Effects Supervisor |
| Martin Chamney | Visual Effects Supervisor |
| Sandra Chocholska | Digital Compositor |
| Sam Churchill | VFX Artist |
| Ivan Cipriani | Digital Compositor |
| Oliver Cubbage | VFX Artist |
| Gavin Digby | Sequence Lead |
| Harriet Donnington | Executive Visual Effects Producer |
| Nick Dunn | Digital Compositor |
| Saeed Faridzadeh | Digital Compositor |
| Riccardo Gambi | Compositing Lead |
| Rob Geddes | VFX Artist |
| Stefan Gerstheimer | CG Supervisor |
| Eduardo Gonçalves | VFX Artist |
| David Hackenburg | VFX Artist |
| Nic Hatch | Executive Visual Effects Producer |
| Jeremy Hey | Digital Compositor |
| Jack Hughes | Digital Compositor |
| Dave Isern | VFX Director of Photography |
| Gilbert James | Visual Effects Producer |
| Matt Kasmir | Digital Compositor |
| Lisa Kelly | Visual Effects Producer |
| Marc Knapton | Visual Effects Coordinator |
| Matheus Lacava | Digital Compositor |
| Nicholas Lambert | VFX Artist |
| Charlotte Larive | Digital Compositor |
| Hugh Macdonald | Visual Effects Supervisor |
| Steve Madsen | Pipeline Technical Director |
| Gus Martinez | Digital Compositor |
| Gus Martinez | Digital Effects Supervisor |
| Adam Miels | Pipeline Technical Director |
| Jim Parsons | Digital Compositor |
| James Pina | VFX Artist |
| Simon-Pierre Puech | Digital Compositor |
| Sonny Pye | Digital Compositor |
| Adam Rowland | Sequence Lead |
| Gustavo Schiapim | VFX Artist |
| Asa Shoul | Digital Colorist |
| Holly Louise Smith | Rotoscoping Artist |
| Shaun Tillery | Executive Visual Effects Producer |
| Gert Van Dermeersch | Digital Compositor |
| Giuliano Dionisio Vigano | Sequence Lead |
| Kim Wiseman | VFX Artist |
| Kristopher Wright | Visual Effects Producer |
| Adam Basil | Stunts |
| Lloyd Bass | Stunts |
| Ashley Beck | Utility Stunts |
| Leigh Bianco | Stunts |
| Richard Bradshaw | Stunts |
| Chloé Bruce | Stunts |
| Marvin Campbell | Stunts |
| Annabel Canaven | Stunts |
| Stephanie Carey | Stunts |
| Tony Christian | Stunts |
| Mike Chute | Stunts |
| Christopher Cordell | Stunts |
| Bernadette Couture | Stunts |
| James Cox | Stunts |
| Talila Craig | Stunt Double |
| Ben Dimmock | Stunts |
| Wayne Donner | Stunts |
| James Embree | Stunt Double |
| Danny Euston | Stunts |
| Pete Ford | Stunts |
| Gary Fry | Stunts |
| Andy Godbold | Stunts |
| Nic Goodey | Stunts |
| Nora Henderson | Stunt Coordinator |
| Rob Ho | Stunts |
| Gary Hoptrough | Stunts |
| Paul Howell | Stunts |
| Michael John-Lewis | Stunt Double |
| Brent Jones | Stunts |
| Jamie Jones | Stunts |
| Kevan Kase | Stunts |
| George Kirby | Stunts |
| Mike Lambert | Fight Choreographer |
| Mike Lambert | Stunts |
| Derek Lea | Stunts |
| Maurice Lee | Stunts |
| Stéphane Lefebvre | Stunts |
| Gina Limbrick | Stunt Double |
| Angelica Lisk-Hann | Stunt Coordinator |
| Darren Marsman | Stunts |
| Chelsea Mather | Stunt Double |
| Belinda McGinley | Stunts |
| Casey Michaels | Stunts |
| Regan Moore | Stunts |
| David Newton | Stunts |
| Ray Nicholas | Stunts |
| Brian Nickels | Stunts |
| James O'Donnell | Stunt Coordinator |
| Ian Pead | Stunts |
| Buster Reeves | Stunt Coordinator |
| Tom Rodgers | Stunts |
| Maxime Savaria | Stunts |
| Marcus Shakesheff | Stunts |
| Matt Sherren | Stunts |
| Laurie Singer | Stunt Double |
| Manny Siverio | Stunt Coordinator |
| Mark Slaughter | Stunts |
| Mark Stanton-Kelly | Stunt Double |
| Helen Steinway Bailey | Stunts |
| Matthew Stirling | Stunts |
| Melissa R. Stubbs | Stunts |
| Arran Topham | Utility Stunts |
| Chuen Tsou | Stunts |
| Ian van Temperley | Stunts |
| Daniel Vernan | Stunts |
| Calvin Warrington-Heasman | Stunts |
| Reg Wayment | Stunts |
| Leonard Woodcock | Stunts |
| Llyang Yang | Stunts |
| Lewis Young | Stunts |
| Kirsty-Marie Day | Stunt Double |
| Jason Ludwig | Stunts |
| Aaron Ly | Stunts |
| David Baker | Lighting Technician |
| Alex Bender | Second Assistant Camera |
| Adam Biggs | Additional Director of Photography |
| Jeffrey Cassidy | Video Assist Operator |
| Chris Cavanagh | Video Assist Operator |
| Angela Chao | Second Assistant "A" Camera |
| Barney Coates | Second Assistant Camera |
| Martin Conway | Best Boy Electric |
| Charley Cox | Electrician |
| Bradley Crosbie | "B" Camera Operator |
| Ash Daniyan | Digital Imaging Technician |
| Curtis Dickie | Grip |
| Tom Dixon | Digital Imaging Technician |
| Charlie Euston | Electrician |
| Alex Finlayson | Camera Trainee |
| Michael Flax | Video Assist Operator |
| Bill Franks | Second Assistant "C" Camera |
| Tash Gamper | Assistant Camera |
| Merritt Gold | First Assistant "B" Camera |
| Russell Greenhalgh | Lighting Technician |
| Danny Griffiths | Best Boy Electric |
| Greg Haddow | Lighting Technician |
| Tristan Haley | First Assistant Camera |
| Phill Hardy | Second Assistant "A" Camera |
| Adam Hickman | Electrician |
| David Holliday | Grip |
| Alex Leung | Second Assistant "B" Camera |
| Adrian Mackay | Electrician |
| Ari Magder | First Assistant "B" Camera |
| Jake Marcuson | First Assistant Camera |
| Danny McGee | Electrician |
| Malcolm McLean | "B" Camera Operator |
| Keith Murphy | "A" Camera Operator |
| Keith Murphy | Steadicam Operator |
| David Orton | First Assistant "C" Camera |
| Marcus Paletta | Grip |
| David Penfold | Camera Operator |
| David Penfold | First Assistant Camera |
| Chirayouth Jim Saysana | First Assistant "A" Camera |
| Daniel Smith | Still Photographer |
| Tom Starnes | Gaffer |
| Pat Sweeney | Gaffer |
| Michael Wacker | Best Boy Grip |
| Jon Webb | First Assistant Camera |
| Frankie Webster | Rigging Supervisor |
| Ben Whaley | Digital Imaging Technician |
| Phil Whitfield | Rigging Gaffer |
| Ken Wiebe | Electrician |
| Peter Wignall | "A" Camera Operator |
| Peter Wignall | Second Unit Director of Photography |
| Peter Wignall | Steadicam Operator |
| Terry Williams | Key Grip |
| Steve Winter | Aerial Camera |
| Charlie Wyldeck-Flowers | Assistant Grip |
| Sparky Tehnsuko | Floor Runner |
| Abigail Hard | Stunt Double |
