Michael Keaton as Jack

Teri Garr as Caroline

Frederick Koehler as Alex

Taliesin Jaffe as Kenny

Courtney-Jane White as Megan

Brittany White as Megan

Martin Mull as Ron

Ann Jillian as Joan

Jeffrey Tambor as Jinx

Christopher Lloyd as Larry

Tom Leopold as Stan

Graham Jarvis as Humphries

Carolyn Seymour as Eve

Michael Alaimo as Bert

Valri Bromfield as Doris

Charles Woolf as Phil

Miriam Flynn as Annette

Derek McGrath as Exec. #1

Michael Ensign as Exec. #2

Ken Olfson as Exec. #3

Frank Birney as Exec. #4

Hilary Beane as Exec. #5

Edie McClurg as Check Out Lady

Patti Deutsch as Deli Girl

Estelle Omens as Middle Age Woman

Patty Freedman as Melon Girl

Bernadette Birkett as Young Woman Shopper

Lisa Freeman as Motorhead

John Richard Petersen as Executive (uncredited)

James Gallery as Bob