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