- Country: UK
- Genres: Comedy, Thriller, War
- Release: 1943-12-20
- Director: Lawrence Huntington
- Writers: Lawrence Huntington , Vernon Sylvaine
- Language: English | German
- Stars: Gordon Harker , Raymond Lovell , Raymond Lovell , Finlay Currie (1878–1968) , Philip Friend , Jean Kent , Frederick Cooper , Frederick Cooper , Carl Jaffe , John Salew , Veronica Rose , Anthony Hawtrey
- Runtime: 82 min
- Awards: N/A
- AKA: Mysteriet Buckley Hall (Sweden) , Warn That Man , Warn That Man (United States of America) , Warn That Man (United Kingdom) , Mysteriet paa Buckley Hall (Denmark)
- Plot: During the war, Nazi agents devise a plan to kidnap British Prime Minister Winston Churchill. They will have an agent pose as Lord Buckley, who owns a large estate that Churchill frequently visits to "get away from it all", abduct Churchill with the help of Nazi agents and sympathizers already in England and take him back to Germany.
- IMDB:tt0037445
Warn That Man Cast · · · ALL
Lawrence Huntington
Director
Gordon Harker
Geoge Hawkins
Raymond Lovell
Hausemann / Lord Buckley
Finlay Currie
(1878–1968)
Captain Andrew Fletcher
Philip Friend
John Cooper
Jean Kent
Frances Lane
Frederick Cooper
Charles
Carl Jaffe
Schultz
John Salew
Wilson
Veronica Rose
Miss Conway
Anthony Hawtrey
Brent
Anthony Holles
Waiter
Patrick Aherne
Mellows
Ferdy Mayne
German Radio Operator
Friedrich Richter
Wolheim
Leonard Sharp
Miles
Cecil Bevan
Lord Buckley's Butler
Noel Dainton
Police Inspector