• 
  Wallace Beery

  Ned Trumpet
• 
  Noah Beery

  Joe Hodum
• 
  Steve Brodie

  Timothy Joseph Aloysius 'Tim' Shannon
• 
  Paul Cavanagh

  Sir Anthony Tivall
• 
  George Chandler

  Bert Bland
• 
  Jan Clayton

  Cathey Cortland
• 
  Dick Crockett

  Sparks (as Richard Crockett)
• 
  Donald Curtis

  Operations Officer

• 
  Tom Drake

  Jess Weaver
• 
  Will Fowler

  David
• 
  James Gleason (I)

  Jimmy Shannon
• 
  Henry O'Neill

  Lt. Cmdr. Roger Graystone
• 
  Selena Royle

  Maude Weaver
• 
  Arthur Walsh

  Cadet Rayshek
• 
  Frank Fenton

  Captain Grant