Ole Olsen

Himself

Chic Johnson

Himself

Cass Daley

Herself / Sadie Silverfish

Martha O'Driscoll

Marjorie Nelson / Marjorie Wyndingham

Patric Knowles

Edmund 'Mac' MacLean

Percy Kilbride

Col. Cornelius Merriweather

Hans Conried

Roco

Shemp Howard

Mumbo

Basil Rathbone

Sherlock Holmes