Richard Attenborough ( Richard Attenborough )

Jack Read

Sheila Sim ( Sheila Sim )

Lynne Hartley

Bernard Miles ( Bernard Miles )

Mr. Read

Cecil Trouncer ( Cecil Trouncer )

Lloyd Hartley

Joan Hickson ( Joan Hickson )

Mrs. Read

Edith Sharpe ( Edith Sharpe )

Mrs. Hartley

Robert Flemyng ( Robert Flemyng )

Nigel Lorraine

John Forrest ( John Forrest )

Fitch

Herbert Lomas ( Herbert Lomas )

Sir James Corfield

Brenda Hogan ( Brenda Hogan )

Lorna Beckett

Wally Patch ( Wally Patch )

Uncle Percy

Olive Sloane ( Olive Sloane )

Aunt Mabel

Hay Petrie ( Hay Petrie )

Peck

Timothy Bateson ( Timothy Bateson )

Tracey

Kynaston Reeves ( Kynaston Reeves )

The Bishop

Anthony Nicholls ( Anthony Nicholls )

Mr. Stringer

Clive Baxter ( Clive Baxter )

Gregory

Basil Cunard ( Basil Cunard )

Buckton

Maureen Glynne ( Maureen Glynne )

Bessie

Anthony Newley ( Anthony Newley )

Miles Minor

Oscar Quitak ( Oscar Quitak )

David Tracey

Peter Reynolds ( Peter Reynolds )

Grimmett

Tony Wager ( Tony Wager )

Bert

Percy Walsh ( Percy Walsh )

Alec Stevens

Norman Watson ( Norman Watson )

Fanshaw

Ray Cooney ( Ray Cooney )

Ambrose Day ( Ambrose Day )

Robert Desmond ( Robert Desmond )

(Uncredited)

Edward Judd ( Edward Judd )

James Kenney ( James Kenney )

Michael McKeag ( Michael McKeag )

Jack McNaughton ( Jack McNaughton )

Desmond Newling ( Desmond Newling )

Digby Wolfe ( Digby Wolfe )