| Bill Murray (Phil Connors) |
| Andie MacDowell (Rita Hanson) |
| Chris Elliott (Larry) |
| Stephen Tobolowsky (Ned) |
| Brian Doyle-Murray (Buster) |
| Marita Geraghty (Nancy) |
| Angela Paton (Mrs Lancaster) |
| Rick Ducommun (Gus) |
| Rick Overton (Ralph) |
| Robin Duke (Doris, la servante) |
| Carol Bivins |
| Willie Garson (L'assistant de Phil) |
| Ken Hudson Campbell |
| Les Podewell (Le vieil homme) |
| Rod Sell |
| Tom Milanovich |
| John Watson Sr |
| Peggy Roeder (Le Pr de piano) |
| Harold Ramis (Le neurologiste) |
| David Paquesi (Le psychiatre) |