While London Sleeps
- annos singulos: 1926
- Patriam: United States of America
- genus: Crime, Action, Adventure
- Studio: Warner Bros. Pictures
- keyword: scotland yard, german shepherd, dog hero
- Director: Howard Bretherton
- cast: Rin-Tin-Tin, Helene Costello, Walter Merrill, John Patrick, Otto Matieson, George Kotsonaros
