Ronald Kray / Reginald Kray
Frances Shea
Leonard 'Nipper' Read
Leslie Payne
Mad Teddy Smith
Angelo Bruno
Frank Shea
Charlie Richardson
Elsie Shea
Albert Donoghue
Dr Humphries
Timi Yuro
Harold Wilson
Lord Boothby
Jack 'The Hat' McVitie
Joan Collins
Leslie Holt
Charles Kray Snr
Shirley Bassey
Eddie Richardson
Violet Kray
Ian Barrie
Pat Connolly
Blind Beggar Barmaid
George Cornell
Fuller
Superintendent Cummings
Ronnie Hart
Jack Dickson
Stefan De Faye
Constable Scott
The Double R Club Singer
Philip Testa
Mrs Payne
Hew McCowan
John
Father Foster
Prison Doctor (uncredited)
Guest at Club (uncredited)
Casino Guest (uncredited)
Big Screw
Isabella Rose
Orderly R.White (uncredited)
D Trodden the Butcher (uncredited)