Bill Murray 
 as Phil

Andie MacDowell 
 as Rita

Chris Elliott 
 as Larry

Stephen Tobolowsky 
 as Ned

Brian Doyle-Murray 
 as Buster

Marita Geraghty 
 as Nancy

Angela Paton 
 as Mrs. Lancaster

Rick Ducommun 
 as Gus

Rick Overton 
 as Ralph

Robin Duke 
 as Doris the Waitress

Carol Bivins 
 as Anchorwoman

Willie Garson 
 as Phil's Assistant Kenny

Ken Hudson Campbell 
 as Man in Hallway

Les Podewell 
 as Old Man

Rod Sell 
 as Groundhog Official

Tom Milanovich 
 as State Trooper

John M. Watson Sr. 
 as Bartender

Peggy Roeder 
 as Piano Teacher

Harold Ramis 
 as Neurologist

David Pasquesi 
 as Psychiatrist

Lee Sellars 
 as Cop

Chet Dubowski 
 as Bank Guard Felix

C.O. Erickson 
 as Bank Guard Herman

Sandy Maschmeyer 
 as Phil's Movie Date

Leighanne O'Neil 
 as Fan on Street

Evangeline Binkley 
 as Jeopardy! Viewer

Samuel Mages 
 as Jeopardy! Viewer

Ben Zwick 
 as Jeopardy! Viewer

Hynden Walch 
 as Debbie

Michael Shannon 
 as Fred

Timothy Hendrickson 
 as Waiter Bill

Martha Webster 
 as Waitress Alice

Angela Gollan 
 as Piano Student

Shaun Chaiyabhat 
 as Boy in Tree

Dianne B. Shaw 
 as E.R. Nurse

Barbara Ann Grimes 
 as Flat Tire Lady

Ann Heekin 
 as Flat Tire Lady

Lucina Paquet 
 as Flat Tire Lady

Brenda Pickleman 
 as Buster's Wife

Amy Murdoch 
 as Buster's Daughter

Eric Saiet 
 as Buster's Son

Lindsay Albert 
 as Woman with Cigarette

Roger Adler 
 as Guitar Player

Ben A. Fish 
 as Bass Player

Don Riozz McNichols 
 as Drum Player

Brian Willig 
 as Saxophone Player

Richard Henzel 
 as D.J. (voice)

Rob Riley 
 as D.J. (voice)

Tony DeGuide 
 as Reporter (uncredited)

Reni Santoni 
 as State Trooper (voice) (uncredited)