| Character | Actor |
|---|---|
| Phil | Bill Murray |
| Rita | Andie MacDowell |
| Larry | Chris Elliott |
| Ned | Stephen Tobolowsky |
| Buster | Brian Doyle-Murray |
| Nancy | Marita Geraghty |
| Mrs. Lancaster | Angela Paton |
| Gus | Rick Ducommun |
| Ralph | Rick Overton |
| Doris the Waitress | Robin Duke |
| Anchorwoman | Carol Bivins |
| Phil's Assistant Kenny | Willie Garson |
| Man in Hallway | Ken Hudson Campbell |
| Old Man | Les Podewell |
| Groundhog Official | Rod Sell |