• 
  Sally Field

  Beatnik girl in lineup
• 
  Edmond O'Brien

  McClosky aka 'Mac'
• 
  Jonathan Hole

  Receptioner
• 
  Tommy Kirk

  Walter Talbot
• 
  Tom Tryon

  Capt. Richmond Talbot
• 
  Bert Stevens

  Conventioneer in Hotel Lobby
• 
  Robert Keith

  Maj. Gen. John M. Vanneman
• 
  Brian Keith

  Maj. Gen. John M. Vanneman

• 
  Harp McGuire

  Federal Security Driver
• 
  John Holland

  Joe McCord
• 
  Douglas Evans

  colonel
• 
  J.J. Keith

  Maj. Gen. John M. Vanneman
• 
  Bert Remsen

  Agent Brown
• 
  Kenner G. Kemp

  Conventioneer in Hotel Lobby
• 
  Dany Saval

  Lyrae

• 
  Carroll Clark

  art director
• 
  William E. Snyder

  imagine
• 
  Paul J. Smith

  departament sunet
• 
  Bill Thomas

  costume
• 
  Cotton Warburton

  montaj
• 
  Walt Disney

  miscellaneous crew
• 
  Walt Disney

  producător
• 
  Ron Miller

  producător
• 
  Joseph L. McEveety

  second unit director or assist
• 
  Emile Kuri

  set decorator
• 
  Robert O. Cook

  sound department
• 
  Eustace Lycett

  special effects
• 
  Robert Buckner

  scriitor