A mad killer is on the loose in a hotel on a dark, gloomy night.
| Actor | Role |
|---|---|
 Wallace FordJimmy Kelly | Jimmy Kelly |
 Barbara PepperMarjorie Burns | Marjorie Burns |
 Joan WoodburyGloria Robloff | Gloria Robloff |
 Clara Kimball YoungMrs. Jamison | Mrs. Jamison |
 Jack MulhallBill | Bill |
 John ElliottMr. Jamison | Mr. Jamison |
 Earl DwireMorgan | Morgan |
| JJohn CowellHughes | Hughes |
| VVincent DennisBert | Bert |
 Arthur LoftWentworth | Wentworth |
| IIvo HendersonHarrison | Harrison |
 Ed CassidyMason | Mason |
| SSilver WolfSilver Wolf | Silver Wolf |