The Sleeping Cardinal
- Annu: 1931
- Paese: United Kingdom, United States of America
- Genre: Mystery, Crime
- Studio: Julius Hagen Productions, Warner Bros. Pictures
- Parolla chjave: detective, based on short story, sherlock holmes
- Direttore: Leslie S. Hiscott
- Cast: Arthur Wontner, Ian Fleming, Minnie Rayner, Leslie Perrins, Jane Welsh, Norman McKinnel