• 
  Guy Newall

  regizor

• 
  Edward Dignon

  scenarist
• 
  Cyril Campion

  scenarist

• 
  Edmund Gwenn

  Adm. Fitzporter
• 
  James Raglan

  Frank Bruce
• 
  Hope Davy

  Pamela Pitzporter
• 
  Aubrey Mather

  Capt. Brooke
• 
  Edgar Driver

  Sam Hawkins

• 
  Abraham Sofaer

  Don Pablo y Gonzales
• 
  Andreas Malandrinos

  Guido d'Elvira