• 
  Nathan Juran

  regizor

• 
  Craig Stevens

  Col. Joe Parkman
• 
  William Hopper

  Dr. Nedrick 'Ned' Jackson
• 
  Bing Russell

  State Trooper at Train & Bus Wrecks
• 
  Floyd Simmons

  Army Sergeant
• 
  Tom Greenway

  Second Reporter
• 
  Donald Randolph

  Gen. Mark Ford
• 
  Phil Harvey

  Lou, Radar Man

• 
  Florenz Ames

  Prof. Anton Gunther
• 
  Paul Campbell

  Lt. Fred Pizar
• 
  Pat Conway

  Sgt. Pete Allen
• 
  Helen Jay

  Mrs. Farley
• 
  A. Paul Smith

  Corporal
• 
  Alix Talton

  Marge Blaine

• 
  Alexander Golitzen

  art director

• 
  Robert Clatworthy

  art director
• 
  Clifford Stine

  camera and electrical departme
• 
  Ellis W. Carter

  imagine
• 
  William Lava

  departament sunet
• 
  Irving Gertz

  departament sunet
• 
  Chester W. Schaeffer

  montaj
• 
  George Hamilton

  make-up department
• 
  Joseph Gershenson

  music department
• 
  William Alland

  producător
• 
  Oliver Emert

  set decorator
• 
  Russell A. Gausman

  set decorator
• 
  Leslie I. Carey

  sound department
• 
  Martin Berkeley

  scriitor
• 
  William Alland

  scriitor