- Alec Guinness
- Father Brown
- Joan Greenwood
- Lady Warren
- Peter Finch
- Flambeau
- Cecil Parker
- The Bishop
- Bernard Lee
- Inspector Valentine
- Sidney James
- Parkinson
- Gérard Oury
- Inspector Dubois
- Ernest Clark
- Bishop's Secretary
- Aubrey Woods
- Charlie
- John Salew
- Station Sergeant
- Sam Kydd
- Scotland Yard Sergeant
- John Horsley
- Inspector Wilkins
- Jack McNaughton
- Railway Guard
- Hugh Dempster
- Man in Bowler Hat
- Eugene Deckers
- French Cavalry Officer
- Betty Baskcomb
- French Widow
- Diana Van Proosdy
- Waitress
- Dino Galvani
- Italian Professor
- Launce Maraschal
- Texan Millionaire
- Noel Howlett
- Auctioneer
- Marne Maitland
- Maharajah
- Austin Trevor
- The Herald
- Ernest Thesiger
- The Vicomte
- Hugo Schuster
- Optician
- Guido Lorraine
- Café Patron
- Jim Gérald
- French Stationmaster
- Daniel Clérice
- Garagiste
- Everley Gregg
- Governess
- The Singers & Dancers of the Matisconia de Macon
- Themselves
- Jack Arrow
- Constable at Police Station
- Alan Beaton
- Man at Auction
- Hyma Beckley
- Auction Assistant
- Ernest Blyth
- Church Congregation Member
- Wallace Bosco
- Auction Assistant
- Fanny Carby
- French Prostitute in Police Van
- Edward Cast
- Seated Constable at Police Station
- Mabel Etherington
- Church Congregation Member
- Frank Forsyth
- Ship's Officer
- Robert Gregory
- Church Congregation Member
- Jess Hahn
- Undetermined Secondary Role
- Jack May
- Church Congregation Member
- Manny Michael
- Church Congregation Member
- Fred Nicholas
- Man Pushing Wheelchair at Auction
- Toots Pounds
- Lady in Wheelchair at Auction
- Pat Ryan
- Man at Auction
- Bill Shine
- Undetermined Secondary Role
