Mr. Sardonicus was released on 18 października 1961.

Mr. Sardonicus was directed by William Castle.

Mr. Sardonicus has a runtime of 90 min.

Mr. Sardonicus was produced by William Castle.

In 1880, Sir Robert Cargrave, a London physician known for his experimental work in paralysis treatment, is summoned to Gorslava by the mysterious Baron Sardonicus—who is now married to Cargrave's former wife, Maude—to treat his disfigurement. When Cargrave arrives, he finds the masked baron is a cruel sadist who has threatened to harm Maude if he is not successfully cured.

The key characters in Mr. Sardonicus are Sir Robert Cargrave (Ronald Lewis), Maude Sardonicus (Audrey Dalton), Baron Sardonicus (Guy Rolfe).

Mr. Sardonicus is rated Not Rated.

Mr. Sardonicus is a Dramat, Horror, Tajemnica film.

Mr. Sardonicus has an audience rating of 5.3 out of 10.