Clarinetist Stan has a nightmare about killing a man in a mirrored room. But when he wakes up and finds blood marks on himself and a key from the dream, he suspects that it may have truly happened.
| Actor | Role |
|---|---|
 Edward G. RobinsonRene Bressard | Rene Bressard |
 Kevin McCarthyStan Grayson | Stan Grayson |
 Connie RussellGina | Gina |
 Virginia ChristineSue Bressard | Sue Bressard |
 Rhys WilliamsDeputy Torrence | Deputy Torrence |
 Gage ClarkeBelknap / Harry Britten | Belknap / Harry Britten |
 Marian CarrMadge Novick | Madge Novick |
 Barry AtwaterCaptain Warner | Captain Warner |
| MMeade 'Lux' LewisMeade | Meade |
| RRalph BrooksOscar (Uncredited) | Oscar (Uncredited) |
 Jack ChefeNightclub Waiter (Uncredited) | Nightclub Waiter (Uncredited) |
 Sol GorssBob Clune (Uncredited) | Bob Clune (Uncredited) |
 John MitchumOnlooker at Stan's Suicide Attempt (Uncredited) | Onlooker at Stan's Suicide Attempt (Uncredited) |
 Cosmo SardoNightclub Patron (Uncredited) | Nightclub Patron (Uncredited) |