 Claude RainsDr. Jack Griffin | Dr. Jack Griffin |
 Gloria StuartFlora Cranley | Flora Cranley |
 William HarriganDr. Arthur Kemp | Dr. Arthur Kemp |
 Henry TraversDr. Cranley | Dr. Cranley |
 Una O'ConnorJenny Hall | Jenny Hall |
 Forrester HarveyHerbert Hall | Herbert Hall |
 Holmes HerbertChief of Police | Chief of Police |
 E. E. CliveConstable Jaffers | Constable Jaffers |
 Dudley DiggesChief Detective | Chief Detective |
 Harry StubbsInspector Bird | Inspector Bird |
 Donald StuartInspector Lane | Inspector Lane |
 Merle TottenhamMillie | Millie |
 Robert AdairDetective Thompson (uncredited) | Detective Thompson (uncredited) |
 Edgar BarrierRadio Announcer (uncredited) | Radio Announcer (uncredited) |
 Ted BillingsVillager Playing Darts (uncredited) | Villager Playing Darts (uncredited) |
 Walter BrennanBicycle Owner (uncredited) | Bicycle Owner (uncredited) |
 Robert BrowerFarmer (uncredited) | Farmer (uncredited) |
| MMae BruceMary Purdy (uncredited) | Mary Purdy (uncredited) |
 Rita CarlyleTownswoman at Pub (uncredited) | Townswoman at Pub (uncredited) |
 John CarradineInformer Suggesting Ink (uncredited) | Informer Suggesting Ink (uncredited) |
 D'Arcy CorriganVillager (uncredited) | Villager (uncredited) |
| JJack DeeryOfficer in Charge of Barn Capture (uncredited) | Officer in Charge of Barn Capture (uncredited) |
 Dwight FryeReporter (uncredited) | Reporter (uncredited) |
 Mary GordonScreaming Woman (uncredited) | Screaming Woman (uncredited) |
| BBobby HaleTownsman at Pub (uncredited) | Townsman at Pub (uncredited) |
| SStuart HallConstable (uncredited) | Constable (uncredited) |
| TTiny JonesTownswoman at Pub (uncredited) | Townswoman at Pub (uncredited) |
 Violet Kemble CooperWoman (uncredited) | Woman (uncredited) |
 Crauford KentDoctor (uncredited) | Doctor (uncredited) |
 Paul KrugerConstable (uncredited) | Constable (uncredited) |
