Doctor X (1932)

Doctor X is 1932 American pre-code horror film starring Lionel Atwill, Fay Wray, and Lee Tracy and was the first horror film to use the two-strip technicolor process.

Plot
A reporter investigates a serial killer's recent murders and arrives at a castle where a scientist and his guests are conducting an experiment.

Cast

 * Lionel Atwill as Dr. Jerry Xavier
 * Fay Wray as Joanne Xavier
 * Lee Tracy as Lee Taylor
 * Preston Foster as Dr. Wells
 * John Wray as Dr. Haines
 * Harry Beresford as Dr. Duke
 * Arthur Edmund Carewe as Dr. Rowitz
 * Leila Bennett as Mamie
 * Robert Warwick as Police Commissioner Stevens
 * George Rossener as Otto