Timothy Dennis
Mickey Rooney
Headmaster Justin
Edmund Gwenn
Eton Student (uncredited)
Robert Lynn
Flossie Sampson (uncredited)
Tina Thayer
Roger Carlton
Ian Hunter
Peter Carlton
Freddie Bartholomew
Winifred Dennis Carlton
Marta Linden
Jane 'The Runt' Dennis
Juanita Quigley
Mr. Duncan
Alan Mowbray
Ronnie Kenvil
Peter Lawford
'Inky' Weeld
Raymond Severn
Harry Duff
Director of Photography
Karl Freund
Director
Norman Taurog
Screenplay
George Oppenheimer
Story
Lionel Houser
Thomas Phipps