Richard Crenna
— Howard Faloon
Patty Duke
— Jan Richards
Vic Morrow
— Detective Rausch
Arlene Golonka
— Linda
Richard Schaal
— George
Peter Bromilow
— Taylor
Doreen Lang
— Louise
Arch Johnson
— Super
Norbert Schiller
— Albert
Wright King
— Director
Christopher Joy
— Doctor
James Gavin
— Doorman
Maryesther Denver
— Mrs. Ramsey (uncredited)
John Travolta
— Man Outside Store (uncredited)
Henry Winkler
— Auditioning Actor (uncredited)