• 
  Lloyd Bridges

  Major Jamie Wilson
• 
  John Golightly

  Helmsman
• 
  Sue Lloyd

  Sue Wilson
• 
  Howard Pays

  Lieutenant Graham
• 
  Mark Eden

  Lieutenant Commander Donald Kimberly
• 
  Maurice Denham

  Rear Admiral Sir Frederick Grafton
• 
  John Welsh

  Admiral of the Fleet Lord William Cansley
• 
  Walter Gotell

  Van Horst

• 
  Andrew Keir

  Captain Owen Franklin
• 
  Simon Prebble

  Lt. Smythe
• 
  Ernest Clark

  Air Vice Marshall Woodbridge
• 
  Keith Buckley

  Commando #1
• 
  George Mikell

  Captain Strasser
• 
  Glyn Owen

  Forrester

• 
  Desmond Dickinson

  camera and electrical departme

• 
  Gerard Schurmann

  departament sunet
• 
  Gerard Schurmann

  music department
• 
  John C. Champion

  producător
• 
  Anthony Waye

  second unit director or assist
• 
  Les Bowie

  special effects
• 
  Jack Cooper

  cascador
• 
  Herman Hoffman

  scriitor
• 
  John C. Champion

  scriitor