"The Terror", a killer whose identity is unknown, occupies an English country house that has been converted into an inn.
| Actor | Role |
|---|---|
 Mary AstorOlga Morgan | Olga Morgan |
 Lyle TalbotDr. Leonard Goodman | Dr. Leonard Goodman |
 John HallidayDr. John Redmayne | Dr. John Redmayne |
 Frank McHughJoe Hastings | Joe Hastings |
 Robert BarratPudge Walker | Pudge Walker |
 Irving PichelDaniel Burke | Daniel Burke |
 George E. StoneSoapy McCoy | Soapy McCoy |
 J. Carrol NaishSteve Scola | Steve Scola |
 Frank ReicherFranz Reinhardt | Franz Reinhardt |
 Robert Emmett O'ConnorInspector Bradley | Inspector Bradley |
 Renee WhitneyVirginia Mayo | Virginia Mayo |
 Etienne GirardotMr. Tuttle | Mr. Tuttle |
 Maude EburneMrs. Elvery | Mrs. Elvery |
 Charley GrapewinJessup | Jessup |
 George HumbertTony | Tony |
 Edmund BreeseEditor | Editor |
 George CooperCotton | Cotton |
 Cecil CunninghamMiss Doolittle | Miss Doolittle |
 Frank ConroyProsecuting Attorney | Prosecuting Attorney |
 Howard HickmanJudge | Judge |
| LLorena LaysonMaid | Maid |
| HHarry SeymourCity Reporter | City Reporter |
| PPhilip MorrisGuard | Guard |
 Bert MoorhouseFirst Trooper | First Trooper |
| EEddie ShubertSecond Trooper | Second Trooper |