Pauline Murray as Pauline Murray

Sebastian Shaw as Dr. Richard Fletcher

Bart Allison as Skipworth

Frank Bennett as IAO Leader

Nicolette Bernard as IAO Commander

Rex Collett as IAO NCO

Peter Dyneley as German Officer #1

Honor Fearson as Honor Hutton

Frank Gardner as Partisan #1

Miles Halliwell as IAO Lecturer

Carole James as IAO Member #1

Pat Kearney as Partisan #2

Stella Kemball as Nurse Drayton

Fiona Leland as Helen Fletcher

Reginald Marsh as IAO Medical Officer

Derek Milburn as Partisan #3

Nicholas Moore as IAO Group Leader Moorfield

Michael Passmore as IAO Member #2

Barrie Pattison as Street Corner Speaker

Ronald Phillips as German NCO

Bertha Russell as Matron

Chris Slaughter as German Soldier

Pat Sullivan as German Biker

Bill Thomas as IAO Group Leader

Ralph Wilson as Dr. Walton

Alfred Ziemen as German Officer #2

John Snagge as Narrator (voice) (uncredited)

Alvar Lidell as Radio Announcer (voice) (uncredited)