 Sally Ann HowesJennifer Peters | Jennifer Peters |
 Gordon JacksonJock Melville | Jock Melville |
 Basil RadfordThe Mechanical Type | The Mechanical Type |
 Naunton WayneThe Mechanical Type | The Mechanical Type |
 James Robertson JusticeArthur Peters | Arthur Peters |
 Sonia HolmAngela Carew | Angela Carew |
 Nigel BuchananRoy Fairfax | Roy Fairfax |
 Joyce BarbourAunt Mab | Aunt Mab |
| CCampbell CottsJohn Fairfax | John Fairfax |
 Cyril ChamberlainJohnnie | Johnnie |
| JJulia LangCarole Saunders | Carole Saunders |
| PPercy WalshEditor, Evening Comet | Editor, Evening Comet |
| OOliver BurtEditor, Morning Sun | Editor, Morning Sun |
 Kenneth MorePolice Sgt. 'Bonzo' | Police Sgt. 'Bonzo' |
 Humphrey LestocqRadio Commentator | Radio Commentator |
 Vincent BallHero in cinema sequence | Hero in cinema sequence |
| AAnne ValeryHeroine in cinema sequence | Heroine in cinema sequence |
 Michael GoodliffeMcPherson | McPherson |
 Michael BalfourCrook (uncredited) | Crook (uncredited) |
| JJohn BoxerPub Landlord (uncredited) | Pub Landlord (uncredited) |
 Fred GriffithsTruck Driver (uncredited) | Truck Driver (uncredited) |
 Sam KyddRailway Ticket Clerk (uncredited) | Railway Ticket Clerk (uncredited) |
 Arthur LoweArchibald (uncredited) | Archibald (uncredited) |
| JJack MayNewspaper Seller (uncredited) | Newspaper Seller (uncredited) |
 William MervynCinema Manager (uncredited) | Cinema Manager (uncredited) |
 Douglas SealeJeweller's Assistant (uncredited) | Jeweller's Assistant (uncredited) |
 André van GyseghemEx-Editor of Evening Comet (uncredited) | Ex-Editor of Evening Comet (uncredited) |
| JJack VyvyanHotel Porter (uncredited) | Hotel Porter (uncredited) |
 Patrick WaddingtonAirline Director (uncredited) | Airline Director (uncredited) |
 Michael WardHairdressers' Manager (uncredited) | Hairdressers' Manager (uncredited) |
