A reporter helps the police investigate the murder of a disagreeable and philandering actor who is found strangled to death in his theater dressing room with its door and window locked from the inside.
| Actor | Role |
|---|---|
 John HollandJim Ryan | Jim Ryan |
 Barbara KentJean Royce | Jean Royce |
 Raymond LargayPolice Capt. Blake | Police Capt. Blake |
 James P. BurtisPolice Sgt. Jardine | Police Sgt. Jardine |
 Lillian RichPamela Gregory | Pamela Gregory |
 Lafe McKeeMichael, theater watchman | Michael, theater watchman |
 Lloyd WhitlockFrank Murray | Frank Murray |
 Larry SteersRalph Burns | Ralph Burns |
 Dorothy ChristyEthel Wynn Merle | Ethel Wynn Merle |
 Crauford KentAlvin Merle | Alvin Merle |
 Walter BrennanWalt | Walt |
 Creighton HalePlay Co-star | Play Co-star |
| MMerrill McCormickReporter Sam | Reporter Sam |
 Theodore LorchPop Collins, editor | Pop Collins, editor |
 Henry HallDr. Wattles, Medical Examiner | Dr. Wattles, Medical Examiner |