Top Cast
Simon Oates
Dr. Joe Burke
Zena Marshall
Sandy Lund
Charles Hawtrey
Joshua Yellowlees
Patricia Hayes
Mrs. Jones
Stanley Meadows
Ben Keller
Max Adrian
Dr. Henry Shore
Frank Barry
Burke (as a child)
Leonard Cracknell
Nick
André Maranne
Gendarme
Frank Forsyth
Uncle
Robert Jewell
Robot Operator
Richard Carpenter
Danny