Mr. Sardonicus
“During the running of the film,the "Punishment Poll" lets YOU decide the fate of Mr. Sardonicus!”
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.
Where to watch Mr. Sardonicus in United States
FlixFling
Mometu
Tubi TVClick a service to open Mr. Sardonicus there. Availability last verified on June 20, 2026.
Where is Mr. Sardonicus streaming around the world?
| Country | Streaming on | Rent / Buy |
|---|---|---|
| United States | FlixFling, Mometu, Tubi TV | FlixFling |
| Canada | FlixFling | FlixFling |
| France | Molotov TV | — |
| Spain | Filmin | — |
About Mr. Sardonicus
Mr. Sardonicus is a 1961 English-language horror and mystery film directed by William Castle. The cast is led by Ronald Lewis, Audrey Dalton, Guy Rolfe. It has a runtime of 1h 30m. Viewers rate it 6.3/10 across 100 ratings. In United States, it is currently streaming on FlixFling, Mometu, Tubi TV.
Mr. Sardonicus was produced by William Castle Productions and Columbia Pictures and made in United States of America. It was released on October 8, 1961, and carries a NR certification.
- Director
- William Castle
- Writers
- Ray Russell
- Release date
- October 8, 1961
- Original language
- English
- Age rating
- NR
- Status
- Released
- Country
- United States of America
- Production
- William Castle Productions, Columbia Pictures
Mr. Sardonicus cast & crew
Mr. Sardonicus was directed by William Castle and written by Ray Russell.
The cast features Ronald Lewis as Sir Robert Cargrave, Audrey Dalton as Maude Sardonicus, Guy Rolfe as Baron Sardonicus, Oskar Homolka as Krull, Vladimir Sokoloff as Henryk Toleslawski, and Erika Peters as Elenka.
Behind the camera, the score was composed by Von Dexter, cinematography is by Burnett Guffey, and it was produced by William Castle.
Is Mr. Sardonicus worth watching?
Mr. Sardonicus holds an audience score of 6.3/10 from 75 ratings, a solidly received horror films.
At 1h 30m, it's an easy, time-light watch.
If you enjoy horror and mystery, Mr. Sardonicus is worth a place on your watchlist.
How and where to watch Mr. Sardonicus
In United States, you can stream Mr. Sardonicus on FlixFling, Mometu, and Tubi TV, or rent and buy it on FlixFling. Click any service above to open it directly.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
Rate & review
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Cast of Mr. Sardonicus
Ronald Lewis
Sir Robert Cargrave
Audrey Dalton
Maude Sardonicus
Guy Rolfe
Baron Sardonicus
Oskar Homolka
Krull
Vladimir Sokoloff
Henryk Toleslawski
Erika Peters
Elenka
Lorna Hanson
Anna
Constance Cavendish
Mrs. Higgins (uncredited)
James Forrest
Geoffery Wainwright (uncredited)
Tina Woodward
The Girl (uncredited)
Mavis Neal Palmer
Head Nurse (uncredited)
Charles H. Radilak
Stationmaster (uncredited)
Mr. Sardonicus — FAQs
▸Where can I watch Mr. Sardonicus in United States?
Mr. Sardonicus is streaming on FlixFling, Mometu, Tubi TV in United States.
▸Is Mr. Sardonicus on FlixFling?
Yes — Mr. Sardonicus is currently available on FlixFling in United States.
▸What language is Mr. Sardonicus in?
Mr. Sardonicus is originally in English. Subtitle and dub options vary by streaming service.
▸How long is Mr. Sardonicus?
Mr. Sardonicus runs 1 hours 30 minutes (90 minutes).
▸What is Mr. Sardonicus rated?
Mr. Sardonicus is rated NR. It holds a 6.3/10 audience score from 75 ratings.
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