"The film concerns a police hunt for the criminal known as The Frog."
Gordon Harker
as Inspector Elk
Hartley Power
as 'Chicago Dale' Sandford
Rène Ray
as Lela Oaks
Cyril Smith
as Maggs
Charles Lefeaux
as Golly Oaks
Una O'Connor
as Mum Oaks
Meinhart Maur
as 'Dutchy' Alkmann
George Hayes
as Dandy Lane
Charles Carson
as Chief Commissioner
Aubrey Mallalieu
as Banker
Edgar Wallace
Writer
Maurice Elvey
Director
