Midnight Warning (1932)
Mystery
Guests at a luxury hotel are horrified when they witness a man literally "disappear into thin air." The vanished man's relatives hire a detective, who goes to the hotel to investigate the disappearance.
Cast
Thorwaldt Cornish (as William Boyd)
Enid Van Buren
Mr. Gordon
Erich (as Johnny Harron)
Dr. Steven Walcott
Rankin
Dr. Bronson
Adolph Klein
Dr. Barris