 Robert DonatRichard Hannay | Richard Hannay |
 Madeleine CarrollPamela | Pamela |
 Lucie MannheimAnnabella Smith | Annabella Smith |
 Godfrey TearleProfessor Jordan | Professor Jordan |
 Peggy AshcroftThe Crofter's Wife Margaret | The Crofter's Wife Margaret |
 John LaurieJohn the Crofter | John the Crofter |
 Helen HayeLouisa Jordan | Louisa Jordan |
 Frank CellierSheriff Watson | Sheriff Watson |
 Wylie WatsonMr. Memory | Mr. Memory |
 Gus McNaughtonSalesman on the Flying Scotsman | Salesman on the Flying Scotsman |
 Jerry VernoSalesman on the Flying Scotsman | Salesman on the Flying Scotsman |
 Peggy SimpsonThe Jordans' Maid | The Jordans' Maid |
 Matthew BoultonFake Police Officer (uncredited) | Fake Police Officer (uncredited) |
| PPat HagateM.C. Who Introduces Mr. Memory (uncredited) | M.C. Who Introduces Mr. Memory (uncredited) |
 Alfred HitchcockMan Walking Past Bus (uncredited) | Man Walking Past Bus (uncredited) |
| CCarleton HobbsFake Police Officer (uncredited) | Fake Police Officer (uncredited) |
 Elizabeth InglisProfessor Jordan's Daughter Pat (uncredited) | Professor Jordan's Daughter Pat (uncredited) |
| QQuinton McPhersonClergyman on the Flying Scotsman (uncredited) | Clergyman on the Flying Scotsman (uncredited) |
 Frederick PiperThe Milkman (uncredited) | The Milkman (uncredited) |
 Hilda TrevelyanThe Innkeeper's Wife (uncredited) | The Innkeeper's Wife (uncredited) |
 Ivor BarnardPolitical Meeting Chairman (uncredited) | Political Meeting Chairman (uncredited) |
| EEx-Det. Sergt. BishopPolice Sergeant (uncredited) | Police Sergeant (uncredited) |
 Wallace BoscoPalladium Doorman (uncredited) | Palladium Doorman (uncredited) |
 Vida HopeUsherette (uncredited) | Usherette (uncredited) |
| JJames KnightDetective at London Palladium (uncredited) | Detective at London Palladium (uncredited) |
| MMiles MallesonPalladium Manager (uncredited) | Palladium Manager (uncredited) |
| JJohn RaeAudience Member at Political Meeting (uncredited) | Audience Member at Political Meeting (uncredited) |
 John TurnbullScottish Police Inspector (uncredited) | Scottish Police Inspector (uncredited) |
 S. J. WarmingtonScotland Yard Man (uncredited) | Scotland Yard Man (uncredited) |
 Charles BennettSecond Passerby Near the Bus (uncredited) | Second Passerby Near the Bus (uncredited) |
