Mickey Rooney
Timothy Dennis
Edmund Gwenn
Headmaster Justin
Ian Hunter
Roger Carlton
Freddie Bartholomew
Peter Carlton
Marta Linden
Winifred Dennis Carlton
Juanita Quigley
Jane 'The Runt' Dennis
Alan Mowbray
Mr. Duncan
Peter Lawford
Ronnie Kenvil
Raymond Severn
'Inky' Weeld
Harry Duff
Eton Student (uncredited)
Robert Lynn
Tina Thayer
Flossie Sampson (uncredited)
Alan Napier
Willow Club Restauranteur (uncredited)
Bess Flowers
Party Guest (uncredited)
