"Works of art are disappearing, stolen by a master thief, a master of disguise. Father Brown has two goals: to catch the thief and to save his soul."
Alec Guinness
as Father Brown
Joan Greenwood
as Lady Warren
Peter Finch
as Gustave Flambeau
Cecil Parker
as The Bishop
Bernard Lee
as Inspector Valentine
Sid James
as Bert Parkinson
Gérard Oury
as Inspector Dubois
Ernest Thesiger
as The Vicomte
Ernest Clark
as Bishop's Secretary
Everley Gregg
as Governess
Austin Trevor
as The Herald
Marne Maitland
as Maharajah
Noel Howlett
as Auctioneer
Eugene Deckers
as French Cavalry Officer
Jim Gérald
as French Stationmaster
Launce Maraschal
as Texan Millionaire
Daniel Clérice
as Garagiste
Aubrey Woods
as Charlie
John Salew
as Station sergeant
Sam Kydd
as Scotland Yard sergeant
John Horsley
as Inspector Wilkins
Jack McNaughton
as Railway Guard
Hugh Dempster
as Man in Bowler Hat
Betty Baskcomb
as French Widow
Diana Van Proosdy
as Waitress
Dino Galvani
as Italian Professor
Hugo Schuster
as Optician
Guido Lorraine
as Café Patron
Gilbert Keith Chesterton
Story
Maurice Rapf
Screenplay
Robert Hamer
Paul Finder Moss
Producer
Director
Harry Waxman
Director of Photography
Thelma Schnee
Georges Auric
Original Music Composer
Gordon Hales
Editor
Muir Mathieson
Conductor
Julia Squire
Costume Designer
John Hawkesworth
Art Direction
James Bawden
Camera Operator
Max Varnel
Assistant Director
George Burgess
Sound Recordist
Adaptation
Pauline Trent
Hairstylist
Phyllis Crocker
Continuity
Leigh Aman
Production Manager
Leonard Bulkley
Bob Lawrance
Makeup Artist
Vivian Cox
Associate Producer