Guion

• Charles Deane — writer

Dirección

• Montgomery Tully — director

Reparto

• Richard Arlen — John 'Captain' Martin
• Greta Gynt — Peggy Mason
• Donald Houston — Michael Mallard
• Edwin Richfield — Daller
• Michael Balfour — Bennett, short henchman
• Arnold Adrian — Mark, tall henchman
• Mary Germaine — Margaret Lane
• Sydney Bromley — Enson
• Vincent Ball — Williams
• Elspet Gray — June Mallard
• Antony Viccars — Detective-Inspector Hunt
• Howard Lang — Marne