 | Lance Henriksen als Willis (75 Yrs) |
 | Viggo Mortensen als John (50 Yrs) |
 | Terry Chen als Eric |
 | Sverrir Gudnason als Willis (23 - 43 Yrs) |
 | Hannah Gross als Gwen |
 | Laura Linney als Sarah (45 Yrs) |
 | Carina Battrick als Sarah (4 - 6 Yrs) |
 | Ava Kozelj als Sarah (11 Yrs) |
| Gabby Velis als Monica |
| Bracken Burns als Jill |
| Liam Crescitelli als John (Baby) |
| Luca Crescitelli als John (Baby) |
| Grady McKenzie als John (4 Yrs) |
| Etienne Kellici als John (9 - 11 Yrs) |
| William Healy als John (16 Yrs) |
 | Ella Jonas Farlinger als Paula |
 | Piers Bijvoet als Will |
 | David Cronenberg als Dr. Klausner |
 | Paul Gross als Dr. Solvei |
 | Henry Mortensen als Sergeant Saunders |
| Noah Davis als Diner Waiter Rasmussen |
 | Taylor Belle Puterman als Gracie |
 | Bo Martynowska als Flight Attendant Harris |
 | Maxwell McCabe-Lokos als Eddie |
| Johnny O. als Danny Ward |
| Marcel Zyskind | Director of Photography |
| Viggo Mortensen | Director |
| Viggo Mortensen | Producer |
| Viggo Mortensen | Original Music Composer |
| Viggo Mortensen | Writer |
| Ronald Sanders | Editor |
| Deirdre Bowen | Casting |
| Carol Spier | Production Design |
| Benjamin Robin | Makeup & Hair |
| Chris Curling | Producer |
| Peter Hampden | Executive Producer |
| Norman Merry | Executive Producer |
| Peder Pedersen | Associate Producer |
| Peter Nicolakakos | Set Decoration |
| Mike Malone | Set Dresser |
| Audrey L. Anzures | Hairdresser |
| Anne Dixon | Costume Design |
| Vincent Sullivan | Hair Designer |
| Carol Hartwick | Key Hair Stylist |
| Annie Maniscalco | Makeup Artist |
| Daniel Bekerman | Producer |
| Jason Clarke | Art Direction |
| Brian Hayes Currie | Executive Producer |
| Philip Waley | Executive Producer |
| Julia Valente | Makeup Designer |
| Steve Newburn | Prosthetics |
| Ethan Lazar | Executive Producer |
| Gillian Brown | Key Makeup Artist |
| Peter Touche | Executive Producer |
| Anya Ryzhenkova | Associate Producer |
| Stephen Dailey | Executive Producer |
| Michael Leonard | Additional Set Dresser |
| Natalie Novak Remplakowski | Associate Producer |
| Shari Spier | Graphic Designer |
| Danielle Virtue | Executive Producer |
| Jaye Falcioni | Makeup Artist |
