The Squeaker (novel)
The Squeaker by the British writer Edgar Wallace, is a 1927 crime novel. An ex-detective goes undercover to find out the identity of a notorious informer who betrays his criminal associates to the police for his own gain.
The novel has been adapted for the screen several times:
- Bergfelder p.145
- Bergfelder, Tim. International Adventures: German Popular Cinema and European Co-Productions in the 1960s. Berghahn Books, 2005.
- Goble, Alan. The Complete Index to Literary Sources in Film. Walter de Gruyter, 1999.