- Clive Morton - Police Sgt. Brooks
- Frederick Piper - Alf Lewis
- Dora Bryan - Maisie
- Gladys Henson - Mrs Em Dixon
- Tessie O'Shea - Herself - Singer
- John Adams - PC at Darts Match (Uncredited)
- Muriel Aked - Mrs Beryl Waterbourne (Uncredited)
- Arnold Bell - Hospital Doctor (Uncredited)
- Alma Cogan - Girl (Uncredited)
- Michael Corcoran - Detective (Uncredited)
- Betty Ann Davies - Mary Bertha Lewis (Uncredited)
- Renee Gadd - Woman Driver (Uncredited)
- Michael Golden - Mike Randall (Uncredited)
- Cameron Hall - Drunk (Uncredited)
- Melvyn Hayes - Blond Urchin (Uncredited)
- Charles Houston - Man in ID Parade (Uncredited)
- Glyn Houston - Barrow Boy (Uncredited)
- Jennifer Jayne - June (Uncredited)
- Sam Kydd - Bookmaker's Assistant at White City (Uncredited)
- Arthur Lovegrove - Man Being Fingerprinted (Uncredited)
- Jack May - Old Man in Crowd (Uncredited)
- William Mervyn - Chief Inspector Hammond (Uncredited)
- Arthur Mullard - PC at Darts Game (Uncredited)
- Rosemary Nicols - Urchin (Uncredited)
- John Salew - Officious Man (Uncredited)
- Stuart Saunders - White City Security Officer (Uncredited)
- Charles Saynor - PC Wal Tovey (Uncredited)
- Jack Sharp - Man in Crowd (Uncredited)
- Norman Shelley - F.P. Jordan (Uncredited)
- Campbell Singer - Station Sergeant (Uncredited)
- Anthony Steel - Police Constable (Uncredited)
- Gwynne Whitby - Police Sgt Grace Millard (Uncredited)
- Doris Yorke - Cinema Cashier (Uncredited)
- Basil Dearden
- T. E. B. Clarke
- Ted Willis
- Michael Balcon
Jack Warner interpreta a PC George Dixon en la película.
Jimmy Hanley interpreta a PC Andy Mitchell en la película.
Dirk Bogarde hace el papel de Tom Riley.
Robert Flemyng interpreta a Police Sgt. Roberts en la película.
Bernard Lee interpreta a Divisional Detective Inspector Cherry en la película.
Peggy Evans hace el papel de Diana Lewis.
Patric Doonan interpreta a Spud en la película.
Bruce Seton interpreta a PC 'Jock' Campbell en la película.
Meredith Edwards interpreta a PC 'Taff' Hughes en la película.
Clive Morton interpreta a Police Sgt. Brooks en la película.
Frederick Piper hace el papel de Alf Lewis.
Dora Bryan hace el papel de Maisie.
Gladys Henson interpreta a Mrs Em Dixon en la película.
Tessie O'Shea interpreta a Herself - Singer en la película.
John Adams interpreta a PC at Darts Match (Uncredited) en la película.
Muriel Aked hace el papel de Mrs Beryl Waterbourne (Uncredited).
Arnold Bell interpreta a Hospital Doctor (Uncredited) en la película.
Alma Cogan hace el papel de Girl (Uncredited).
Michael Corcoran interpreta a Detective (Uncredited) en la película.
Betty Ann Davies interpreta a Mary Bertha Lewis (Uncredited) en la película.
Rowland Douglas interpreta a Cinema Doorman (Uncredited) en la película.
Renee Gadd interpreta a Woman Driver (Uncredited) en la película.
Michael Golden interpreta a Mike Randall (Uncredited) en la película.
Cameron Hall interpreta a Drunk (Uncredited) en la película.
Melvyn Hayes interpreta a Blond Urchin (Uncredited) en la película.
Eric Henderson interpreta a Police Constable (Uncredited) en la película.
Charles Houston interpreta a Man in ID Parade (Uncredited) en la película.
Glyn Houston interpreta a Barrow Boy (Uncredited) en la película.
Jennifer Jayne hace el papel de June (Uncredited).
Gerry Judge interpreta a Driver in Crashed Car Sequence (Uncredited) en la película.
Sam Kydd interpreta a Bookmaker's Assistant at White City (Uncredited) en la película.
Duncan Lewis hace el papel de Mr Williams (Uncredited).
Arthur Lovegrove interpreta a Man Being Fingerprinted (Uncredited) en la película.
Jack May interpreta a Old Man in Crowd (Uncredited) en la película.
William Mervyn interpreta a Chief Inspector Hammond (Uncredited) en la película.
Glen Michael interpreta a Larry (Uncredited) en la película.
Arthur Mullard interpreta a PC at Darts Game (Uncredited) en la película.
Richard Neller interpreta a Man in Crowd (Uncredited) en la película.
Rosemary Nicols hace el papel de Urchin (Uncredited).
Joe Phelps hace el papel de Man in Crowd (Uncredited).
Paul Phillips interpreta a Man in Street (Uncredited) en la película.
Sidney Pointer interpreta a Supt. Harwood (Uncredited) en la película.
John Salew interpreta a Officious Man (Uncredited) en la película.
Arthur Sandifer interpreta a Man in Street (Uncredited) en la película.
Stuart Saunders interpreta a White City Security Officer (Uncredited) en la película.
Charles Saynor interpreta a PC Wal Tovey (Uncredited) en la película.
Jack Sharp interpreta a Man in Crowd (Uncredited) en la película.
Norman Shelley interpreta a F.P. Jordan (Uncredited) en la película.
Campbell Singer interpreta a Station Sergeant (Uncredited) en la película.
Anthony Steel interpreta a Police Constable (Uncredited) en la película.
Gwynne Whitby interpreta a Police Sgt Grace Millard (Uncredited) en la película.
Billy Wilmot interpreta a Man in Crowd (Uncredited) en la película.
Doris Yorke hace el papel de Cinema Cashier (Uncredited).
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