演员
彼得·芬奇
Gustave Flambeau
Cecil Parker
The Bishop
Noel Howlett
Auctioneer
Sam Kydd
Scotland Yard sergeant
Ernest Clark
Bishop's Secretary
Austin Trevor
The Herald
Eugene Deckers
French Cavalry Officer
Jim Gérald
French Stationmaster
Dino Galvani
Italian Professor
Guido Lorraine
Café Patron
亚历克·吉尼斯
Father Brown
Joan Greenwood
Lady Warren
伯纳德·李
Inspector Valentine
Sidney James
Bert Parkinson
Ernest Thesiger
The Vicomte
Everley Gregg
Governess
Marne Maitland
Maharajah
Aubrey Woods
Charlie
John Salew
Station sergeant
John Horsley
Inspector Wilkins
Jack McNaughton
Railway Guard