John, the Butler
Denzil Trafford
Dr. Gossard
Jack Tanner
Bishop Courtenay
Mr. McKnag
John Knox
Capt. Burns
Victor Liebig
Dr. Kersh
David Jones
Lesterson
Extra (uncredited)
Spence
Pointer
Campbell
High Priest
The Rev. Clement Mercer
Inspector
Father Ambrey
Merlin
Mr. Durrant
Barker
Macconochie
Robert Barnes
Dr Mitchell
Mr. Granger
Father Ambrey/Packard
Eustace Willoughby Wallis
Newman Noggs
Le commissaire-priseur
Ronnie Vance
Sir John Scott-Keltie
Blawke
Ven Glynd
Jenkins
Alastair McFee
Sir Maxwell Jamieson
David Merlin
Cusak