Murder at Monte Carlo
A professor comes up with a system to win at roulette, and goes to the famous casino at Monte Carlo to try it out. When he turns up murdered and his "system" missing, a reporter sets out to find the killer--and the system.
Genres: Crime
Directors: Ralph Ince
Writers: John Hastings Turner, Michael Barringer, Tom Van Dycke
IMDB: tt0025527