The Wrong Arm of the Law
- annos singulos: 1963
- Patriam: United Kingdom
- genus: Crime, Comedy
- Studio: Robert Velaise Productions, Romulus Films
- keyword: london, england, robbery, police, bank robber, dark comedy, black humor, impostor, informant, disguise, policeman
- Director: Cliff Owen
- cast: Peter Sellers, Lionel Jeffries, Bernard Cribbins, Nanette Newman, Davy Kaye, Bill Kerr