Dirk Bogarde
Dr. Henry Laidlaw Longman
Acting
Mary Ure
Oonagh Longman
Acting
John Clements
Major Hall
Acting
Michael Bryant
Dr. Danny Tate
Acting
Wendy Craig
Annabella
Acting
Harold Goldblatt
Professor Sharpey
Acting
Geoffrey Keen
Calder
Acting
Terry Palmer
Norman
Acting
Norman Bird
Aubrey
Acting
Terence Alexander
Rowing Coach (uncredited)
Acting
Grace Arnold
Train Passenger (uncredited)
Acting
Timothy Beaton
Paul Longman (uncredited)
Acting
Elizabeth Counsell
Girl Student on Station (uncredited)
Acting
Roger Delgado
Dr. Jean Bonvoulois (uncredited)
Acting
Ian Dewar
Crowd Ringleader (uncredited)
Acting
Geoffrey Denton
Train Guard (uncredited)
Acting
Ashik Devello
2nd Indian Student (uncredited)
Acting
Terence Edmond
1st Student at Party (uncredited)
Acting
Christopher Ellis
Peers Longman (uncredited)
Acting
Edward Fox
Stewart (uncredited)
Acting
Imogen Hassall
Student (uncredited)
Acting
Robin Hawdon
Student (uncredited)
Acting
Georgina Moon
Persephone Longman (uncredited)
Acting
Edward Palmer
Porter (uncredited)
Acting
Philip Ray
Father (uncredited)
Acting
Renu Setna
1st Indian Student (uncredited)
Acting
Anthony Singleton
Boy Student on Station (uncredited)
Acting
Teresa Van Hoorn
Penny Longman ( uncredited)
Acting
David Weston
Student at Party (uncredited)
Acting
Pauline Winter
Mother (uncredited)
Acting