Stewart Granger

Sherlock Holmes

Bernard Fox

Dr. Watson

William Shatner

George Stapleton

Anthony Zerbe

Dr. John Mortimer

Sally Ann Howes

Laura Frankland

Jane Merrow

Beryl Stapleton

Ian Ireland

Sir Henry Baskerville

John Williams

Arthur Frankland

Alan Caillou

Insp. Lestrade

Brendan Dillon

Barrymore

Arline Anderson

Eliza Barrymore

Liam Dunn

Messenger

Michael St. Clair

Constable

Barry Bernard

Manager

Constance Cavendish

Eel Monger

Barry Crane