Jack Lemmon
Role: Mel Edison
Anne Bancroft
Role: Edna Edison
Gene Saks
Role: Harry Edison
Elizabeth Wilson
Role: Pauline
Florence Stanley
Role: Pearl
Ed Peck
Role: Man Upstairs
Gene Blakely
Role: Charlie
Ivor Francis
Role: Psychiatrist
Stack Pierce
Role: Detective
Patricia Marshall
Role: Woman Upstairs
Ketty Lester
Role: Unemployment Clerk
M. Emmet Walsh
Role: Doorman
F. Murray Abraham
Role: Taxi Driver
James McCallion
Role: Mr. Cooperman
Fat Thomas
Role: Bus Driver
Arlen Stuart
Role: Elevator Passenger
Sylvester Stallone
Role: Youth in Park
Alan DeWitt
Role: Wayne Morgan
Harry Ray
Role: Man with Dog
Lonnie Burr
Role: Man on Street (uncredited)
Eddie Garrett
Role: Elevator Passenger (uncredited)
Ben Lautman
Role: NYU Student (uncredited)
Dave Michaels
Role: Radio Newscaster (voice) (uncredited)
Gary Owens
Role: Radio Newscaster (voice) (uncredited)
John Ritter
Role: Elevator Passenger (uncredited)
Cosmo Sardo
Role: Subway Passenger (uncredited)
Norman Stevans
Role: Elevator Passenger (uncredited)
Joe Turkel
Role: Man Upstairs (voice) (uncredited)