Brendan Behan
Manning
Verreker
Landlady
Charlie Milwall
Holmes
Whitbread
Alex
Dale
Judge Goddard
Republican in Court
Mortimer
James
Mac
Cragg
Joyce
Chief Dixon
Jock
Miller
Albert
Jerzy
Liz Joyce
Borstal Boys
Borstal Boy
Parson
Soldier
Librarian
Kydd (as Klaus Hassel)
Sentry
Rabbi
First Lieutenant
Customs Man
Priest (uncredited)
IRA Man (uncredited)
Prostitute (uncredited)