John Everett Millais
Henry Ridout
Doctor (Sonja's Father) (uncredited)
Marshall
Superintendent Hawk
Mr. Smith
Ken Stanley
Major Fairclough
Steve Bannerman
Mr. Medwin
Don Mason
Jocko Thomas
Jacob Venable
Dennis Pearson
Kerstner
Philip Bowman
Chandler
Peter Elliott
Press Photographer (Uncredited)
Mick Bellman
Reg Dorking