• 
  Robert Loggia

  John March
• 
  Beverly D'Angelo

  Shelley
• 
  John Heard

  David Bonner
• 
  Swoosie Kurtz

  Marsha
• 
  Billy Beck

  Cafeteria Proprietor
• 
  Virginia Leith

  Mrs. March
• 
  William Katt

  Elgin Smith
• 
  Susan Dey

  Caroline

• 
  June Barrett

  Felicia
• 
  Jenny Hill

  Girl in Bar - Bonnie
• 
  Judy Kerr

  Secretary
• 
  Tom Lacy

  Professor Oxtan
• 
  Pat O'Hara

  Zookeeper (as Patrick O'Hara)

• 
  Bobby Byrne

  imagine
• 
  Donfeld

  costume

• 
  Frank Morriss

  montaj
• 
  Gerald Sullivan

  miscellaneous crew
• 
  Carmine Coppola

  music department
• 
  Lawrence Turman

  producător
• 
  David Foster

  producător
• 
  Robert Luthardt

  design de producţie
• 
  Donfeld

  set decorator
• 
  Eugen David

  sound department
• 
  David Freeman

  scriitor