Barrie Ingham
Basil of Baker Street / Bartholomew (voice)
Val Bettin
Dr. David Q. Dawson (voice)
Vincent Price
Professor Ratigan (voice)
Candy Candido
Fidget (voice)
Eve Brenner
The Mouse Queen (voice)
Alan Young
Hiram Flaversham (voice)
Basil Rathbone
Sherlock Holmes (voice)
Walker Edmiston
Citizen (voice)
Wayne Allwine
Thug Guard (voice)
Tony Anselmo
Thug Guard (voice)
Frank Welker
Toby the Dog / Felicia the Cat (voice) (uncredited)
Laurie Main
Dr. Watson (archive sound)
Shani Wallis
Lady Mouse (voice)
Charles Fleischer
Additional Voices (voice) (uncredited)
Susanne Pollatschek
Olivia Flaversham (voice)
Diana Chesney
Mrs. Judson (voice)
Ellen Fitzhugh
Bar Maid (voice)
Melissa Manchester
Miss Kitty Mouse (voice)
