Detective Lloyd

Jack Lloyd Chief Inspector Lloyd of the C.I.D.

Wallace Geoffrey Giles Wade - the Panther

Muriel Angelus Sybil Craig

Lewis Dayton Randall Hale - of Deep Dene Manor

Janice Adair Diana Brooks - Hale's Niece

Tracy Holmes Chester Dunn - Hale's Nephew

Emily Fitzroy The Manor Ghost

Humberston Wright Lodgekeeper

Gibb McLaughlin Abdul - and Egyptian

Earle Stanley Salam - an Egyptian

Cecil Musk Fouji - an Egyptian

John Turnbull Barclay - Scotland Yard Superindendant

Clifford Buckton Police Sergeant Sherwood

Shayle Gardner Scotland Yard Inspector Walters

Vi Kaley Charwoman