• 
  Christopher Lee

  Captain Robeles
• 
  Philip Latham

  Miller
• 
  Duncan Lamont

  The Bosun
• 
  Andrew Keir

  Tom, Harry's father
• 
  Suzan Farmer

  Angela Smeeton
• 
  Michael Ripper

  Pepe, a pirate
• 
  Ernest Clark

  Sir Basil Smeeton
• 
  Bruce Beeby

  Pedro, a pirate

• 
  John Cairney

  Harry
• 
  Michael Peake

  Grande, a pirate
• 
  Annette Whiteley

  Meg
• 
  Charles Houston

  Pirate

• 
  Michael Reed

  imagine
• 
  James Needs

  montaj
• 
  Bernard Robinson

  design de producţie

• 
  Les Bowie

  special effects
• 
  Jimmy Sangster

  scriitor