 | Ashton Kutcher als Spencer Aimes |
 | Katherine Heigl als Jen Kornfeldt |
 | Tom Selleck als Mr. Kornfeldt |
 | Catherine O'Hara als Mrs. Kornfeldt |
 | Katheryn Winnick als Vivian |
 | Kevin Sussman als Mac Bailey |
 | Lisa Ann Walter als Olivia |
 | Casey Wilson als Kristen |
 | Rob Riggle als Henry |
 | Martin Mull als Holbrook |
 | Alex Borstein als Mrs. Baily |
 | Usher als Kevin the Manager |
 | LeToya Luckett als Amanda |
 | Michael Daniel Cassady als Milo |
 | Larry Joe Campbell als Pete Denham |
 | Mary Birdsong als Jackie Vallero |
 | Ric Reitz als Dougie Vollero |
 | John Atwood als Don Nootbar |
 | Bruce Taylor als Mr Stafford |
| Sharan C. Mansfield als Mildred |
 | Anna Colwell als Pretty Girl |
| Adeline Gorgos als Gorgeous Blonde |
 | Ariel Winter als Sadie |
| Jean-Charles Fonti als Jean Paul |
 | Nazareth Agopian als Jaspar Leveneux |
 | Christophe Carotenuto als Leveneux's Assistant |
 | Blandine Bury als Leveneux's Mistress |
| Ghislain Carosio als Courier |
 | Michel Bellier als Maitre D' |
 | David Marchal als Waiter |
| Pascal Trhoof als Guard |
| David Mitnik als Gagged Man |
 | Winston Story als Eurocreep |
 | Lauren Glazier als Stewardess |
| George Duskin als Trap Shooter |
 | Natalina Maggio als European Model (uncredited) |
| Elena Kolpachikova als Model (uncredited) |
 | Jean-Michel Richaud als Pilot (uncredited) |
 | Lukas Delcourt als European model (uncredited) |
 | Yan Dron als Guard (uncredited) |
| John Charles als Model chris (uncredited) |
 | Lynn McArthur als Neighbor / Party Guest (uncredited) |
| Matt Murphy als European Model (uncredited) |
| Robert Luketic | Director |
| Scott Aversano | Producer |
| Jason Goldberg | Producer |
| Mike Karz | Producer |
| Ashton Kutcher | Producer |
| Rolfe Kent | Music |
| Russell Carpenter | Director of Photography |
| Richard Francis-Bruce | Editor |
| Mary Jo Markey | Editor |
| Deborah Aquila | Casting |
| Jennifer L. Smith | Casting |
| Tricia Wood | Casting |
| Missy Stewart | Production Design |
| Johanna Argan | Costume Design |
| Wilma Garscadden-Gahret | Script Supervisor |
| Meegan E. Godfrey | Stunts |
| Joni Avery | Utility Stunts |
| Eliza Coleman | Stunts |
| Doug Coleman | Stunt Coordinator |
| Doug Coleman | Second Unit Director |
| Ted Griffin | Screenplay |
| Bob DeRosa | Screenplay |
| Bob DeRosa | Story |
| Hernany Perla | Co-Producer |
| Chad Marting | Executive Producer |
| Josie Rosen | Executive Producer |
| John Sacchi | Executive Producer |
| Christopher S. Pratt | Executive Producer |
| Michael Paseornek | Executive Producer |
| William S. Beasley | Executive Producer |
| Peter Morgan | Executive Producer |
| Michel Rollant | Set Decoration |
| Vladimir Kostovic | Art Direction |
| Tania McComas | Makeup Department Head |
| Sean Flanigan | Hair Department Head |
| Donna Sloan | Executive In Charge Of Production |
| Jon Mallard | First Assistant Director |
| Tyler Romary | Second Assistant Director |
| Michael Babcock | Supervising Sound Editor |
| Michael Babcock | Sound Re-Recording Mixer |
| Clay Pinney | Special Effects Coordinator |
| Rosie Bernhard | Stunt Double |
| Patrick Cauderlier | Stunt Coordinator |
| Bobby Browning | Stunt Double |
| Jen Egan | Utility Stunts |
| Jeff Chumas | Utility Stunts |
| Cheyenne Ellis | Stunt Double |
| Yan Dron | Utility Stunts |
| Donna Evans | Utility Stunts |
| Mickey Giacomazzi | Utility Stunts |
| Corey Michael Eubanks | Utility Stunts |
| Jennifer Lamb | Utility Stunts |
| Oliver Keller | Stunt Double |
| Karin Justman | Stunt Double |
| James Lew | Fight Choreographer |
| Brian Machleit | Utility Stunts |
| Cody Rowlett | Stunt Driver |
| Dan Brown | Stunts |
| Ken Clark | Stunts |
| Dean Bailey | Stunts |
| Brieann Rich | Stunts |
