Trailer
Images
 | Leslie Banks as Bob Lawrence |
 | Edna Best as Jill Lawrence |
 | Peter Lorre as Abbott |
 | Frank Vosper as Ramon Levine |
 | Hugh Wakefield as Clive |
 | Nova Pilbeam as Betty Lawrence |
 | Pierre Fresnay as Louis Bernard |
 | Cicely Oates as Nurse Agnes |
 | D.A. Clarke-Smith as Binstead |
 | George Curzon as Gibson |
 | Frank Atkinson as Policeman Shot Behind Mattress (uncredited) |
| Betty Baskcomb as Lawrence's Maid (uncredited) |
| Cot D'Ordan as Concierge (uncredited) |
| Tony De Lungo as Hotel Manager (uncredited) |
 | Clare Greet as Mrs. Brockett (uncredited) |
| Pat Hagan as Policeman at Siege (uncredited) |
 | Joan Harrison as Secretary (uncredited) |
| Edward A. Hill-Mitchelson as Minor Role (uncredited) |
 | Alfred Hitchcock as Man in Raincoat Passing Bus (uncredited) |
| James Knight as Police Inspector (uncredited) |
 | Arnold Lucy as Foreign Dignitary - Target of Assassination (uncredited) |
 | Andreas Malandrinos as Police Sergeant (uncredited) |
 | Henry Oscar as Dentist George Barbor (uncredited) |
 | Charles Paton as Shopkeeper (uncredited) |
 | Frederick Piper as Policeman with Rifle (uncredited) |
| H.G. Stoker as Police Chief at Siege (uncredited) |
| Robert Brooks Turner as Policeman (uncredited) |
| Jack Vyvyan Baker as Policeman Shot at Front Door (uncredited) |
| Percy Walsh as Detective Inspector (uncredited) |
| Hal Walters as Postman (uncredited) |
 | S. J. Warmington as Rawlings - Gang Member (uncredited) |
| Edward Wild as Minor Role (uncredited) |
 | Michael Wilding as Man at Clay Pigeon Shoot (uncredited) |
| Directing | |
| Alfred Hitchcock | Director |
Writing | |
| D.B. Wyndham-Lewis | Writer |
Editing | |
| Hugh Stewart | Editor |
Writing | |
| Charles Bennett | Writer |
Production | |
| Michael Balcon | Producer |
Camera | |
| Curt Courant | Director of Photography |
Sound | |
| Louis Levy | Music Director |
Production | |
| Ivor Montagu | Associate Producer |
Art | |
| Peter Proud | Set Designer |
Sound | |
| Arthur Benjamin | Music |
| Charles Williams | Music |
| F. McNally | Sound Recordist |
Art | |
| Alfred Junge | Art Direction |
Directing | |
| Pen Tennyson | Assistant Director |
Crew | |
| Emlyn Williams | Additional Dialogue |
Production | |
| Richard Beville | Unit Production Manager |
Camera | |
| Ted Lloyd | Camera Operator |
Writing | |
| A.R. Rawlinson | Scenario Writer |
Crew | |
| Peter Proud | Sets & Props Artist |
Camera | |
| Peter Sargent | Clapper Loader |
Art | |
| Fortunino Matania | Painter |
Writing | |
| Edwin Greenwood | Scenario Writer |
