M (1931)
Rating: ★★★★
Criminal Underworld Hunts Child Murderer
Director: Fritz Lang
Actors: Peter Lorre, Otto Wernicke
Category: Horror
The Testament of Dr Mabuse (1933)
Rating: ★★★½
Mind-Controlling Criminal Mastermind
Director: Fritz Lang
Actors: Otto Wernicke, Rudolf Klein-Rogge, Oscar Beregi, Theodor Loos
Category: Fantasy