Tom Selleck
Peter Mitchell

Steve Guttenberg
Michael Kellam

Ted Danson
Jack Holden

Margaret Colin
Rebecca

Celeste Holm
Jack's Mother

Nancy Travis
Sylvia Bennington

Philip Bosco
Det. Sgt. Melkowitz

Paul Guilfoyle
Vince

Cynthia Harris
Mrs. Hathaway

Alexandra Amini
Patty

Francine Beers
Woman at Gift Shop

Michael Burgess
Handsome Man at Party

Eugene Clark
Man at Party #1

Derek de Lint
Jan Clopatz

Michèle Duquet
Tawnya

David Ferry
Telephone Installer

Dave Foley
Grocery Store Clerk

Earl Hindman
Satch

Mario Joyner
Cab Driver

Gary Klar
Detective

Christine Kossak
One of Jack's Girls

Colin Quinn
Gift Shop Clerk

Thomas Quinn
Mounted Policeman

Jackie Richardson
Edna

John Gould Rubin
Paul Milner

Stevie Vallance
Sally

Jonathan Whittaker
Adam

Billy Kay
Baby (uncredited)