Dan Aykroyd as Chris Magruder

Helen Hunt as Betty Ann Fitzgerald

Woody Allen as CW Briggs

Charlize Theron as Laura Kensington

David Ogden Stiers as Voltan

Brian Markinson as Al

John Tormey as Sam

John Schuck as Mize

Elizabeth Berkley as Jill

Kaili Vernoff as Rosie

Maurice Sonnenberg as Office Worker

Peter Gerety as Ned

Kevin Cahoon as Lunch Delivery Man

Wallace Shawn as George Bond

Vince Giordano as Rainbow Room All Star

Kenneth Edelson as Voltan's Participant

Brian McConnachie as Voltan's Participant

Judy Gold as Voltan's Participant

Ira Wheeler as Kensington Guest

Tina Sloan as Kensington Guest

Ramsey Faragallah as Fingerprint Detective

Arthur J. Nascarella as Tom

Irwin Corey as Charlie

Michael Mulheren as Herb Coopersmith

Peter Linari as Joe Coopersmith

Dan Moran as Street Contact

Ray Garvey as Police Station Cop

John Doumanian as Office Worker

Philip Levy as Rocky's Waiter

Howard Alden as Rainbow Room All Star

Ted Sommer as Rainbow Room All Star

Randy Sandke as Rainbow Room All Star

Peter Ecklund as Rainbow Room All Star

Joel Helleny as Rainbow Room All Star

Chuck Wilson as Rainbow Room All Star

Raymond Beckenstein as Rainbow Room All Star

Lawrence Feldman as Rainbow Room All Star

Ken Peplowski as Rainbow Room All Star

Carole Bayeux as Voltan's Assistant

Herb Lovelle as Night Guard

Carmen as Rose Kensington

Patrick Horgan as Kensington Guest

Howard Erskine as Kensington Guest

Bob Dorian as Mike

Trude Klein as Kensington Maid

Bruce Brown as Radio Announcer

Dick Hyman as Band Leader

Bob Greenberg as Office Schmuck