Mowgli
Captain William Boone
Katherine 'Kitty' Brydon
Colonel Geofferey Brydon
Dr. Julius Plumford
Wilkins
Buldeo
Harley
Tabaqui
Nathoo
Mowgli, age 5
Kitty, age 5
Alice
Rose
Margaret
Sgt. Major
Butler
Sgt. Claiborne
British Soldier (uncredited)
Baby Baloo (uncredited)