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Sidney Blackmer (1895–1973)

Sidney Blackmer, the Tony-award winning actor who played Teddy Roosevelt in seven movies, is best remembered by today's movie audiences for his turn as the warlock/coven-leader Roman Castevet in Roman Polanski's Rosemary's Baby (1968). Born and raised in Salisbury, North Carolina, where he made his debut on July 13, 1895, he had planned as a young ... See full bio »

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2 wins. See more awards »

Known For

Rosemary's Baby
Rosemary's Baby Roman Castevet
High Society
High Society Seth Lord
Little Caesar
Little Caesar Big Boy
How to Murder Your Wife
How to Murder Your Wife Judge Blackstone


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Hide Hide Show Show Actor: Movie (116 credits)
 1971 Revenge Is My Destiny
Gregory Mann
 1967 A Covenant with Death
Col. Oates
 1965 Joy in the Morning
Dean James Darwent
 1965 How to Murder Your Wife
Judge Blackstone
 1957 Tammy and the Bachelor
Professor Brent
 1956 Accused of Murder
Frank Hobart
 1956 Beyond a Reasonable Doubt
Austin Spencer
 1955 The View from Pompey's Head
Garvin Wales
 1954 Johnny Dark
James Fielding
 1954 The High and the Mighty
Humphrey Agnew
 1952 Washington Story
Philip Emery
 1952 The San Francisco Story
Andrew Cain
 1951 Saturday's Hero
T. C. McCabe
 1951 People Will Talk
Arthur Higgins
 1948 A Song Is Born
 1946 Duel in the Sun
The Lover
 1944 The Lady and the Monster
Eugene Fulton
 1944 Buffalo Bill
Theodore Roosevelt (uncredited)
 1944 Broadway Rhythm
Press Agent (uncredited)
 1943 Murder in Times Square
George Nevins
 1942 Quiet Please: Murder
Martin Cleaver
 1942 Sabotage Squad
Carlyle Harrison
 1942 Gallant Lady
Steve Carey
 1942 Always in My Heart
Philip Ames
 1942 Obliging Young Lady
Henry, George's attorney
 1942 Nazi Agent
Arnold Milbar
 1941 Down Mexico Way
Ellery Gibson
 1941 The Officer and the Lady
Blake Standish
 1941 The Feminine Touch
Freddie Bond
 1941 Ellery Queen and the Perfect Crime
Anthony Rhodes
 1941 Angels with Broken Wings
Guy Barton
 1941 Love Crazy
George Renny
 1941 Rookies on Parade
Augustus Moody
 1941 The Great Swindle
Dave Lennox
 1941 Cheers for Miss Bishop
John Stevens
 1940 Third Finger, Left Hand
Hughie Wheeler
 1940 I Want a Divorce
Erskine Brandon
 1940 Framed
Tony Bowman
 1939 Law of the Pampas
Ralph Merritt
 1939 Hotel for Women
 1939 Trapped in the Sky
 1939 Unmarried
Cash Enright
 1939 It's a Wonderful World
Al Mallon
 1939 Fast and Loose
'Lucky' Nolan
 1939 Convict's Code
Gregory Warren
 1938 Trade Winds
Thomas Bruhme II
 1938 While New York Sleeps
Ralph Simmons
 1938 Orphans of the Street
 1938 Sharpshooters
Baron Orloff
 1938 Suez
Marquis Du Brey
 1938 Down on the Farm
Political Boss (uncredited)
 1938 Straight Place and Show
'Lucky' Braddock
 1938 Speed to Burn
 1937 Thank You, Mr. Moto
Herr Eric Koerger
 1937 The Last Gangster
 1937 Heidi
 1937 Wife, Doctor and Nurse
Dr. Therberg
 1937 The Women Men Marry
Walter Wiley
 1937 Michael O'Halloran
Jim Mintum
 1937 John Meade's Woman
 1937 A Doctor's Diary
Dr. Anson Ludlow
 1937 Girl Overboard
Alex LeMaire
 1936 The House of Secrets
Tom Starr
 1936 The President's Mystery
George Sartos
 1936 Early to Bed
Rex Daniels
 1936 Florida Special
Jack Macklyn
 1936 Woman Trap
Riley Ferguson
 1936 Heart of the West
John Trumbull (as Sydney Blackmer)
 1935 Forced Landing
Tony Bernardi
 1935 The Fire-Trap
Cedric McIntyre
 1935 False Pretenses
Kenneth Alden (as Sydney Blackmer)
 1935 Streamline Express
Gilbert Landon (as Sydney Blackmer)
 1935 Smart Girl
Harry Courtland
 1935 Shadows of the Orient
King Moss
 1935 The Girl Who Came Back
Bill Rhodes
 1935 The Little Colonel
 1935 A Notorious Gentleman
Clayton Bradford
 1934 The President Vanishes
D.L. Voorman
 1934 Transatlantic Merry-Go-Round
Lee Lother
 1934 Down to Their Last Yacht
Barry Forbes
 1934 This Man Is Mine
Mort Holmes
 1933 Goodbye Love
Chester Hamilton
 1933 The Wrecker
Tom Cummings
 1933 Cocktail Hour
William Lawton
 1933 From Hell to Heaven
Cliff Billings
 1931 The Lady Who Dared
Charles Townsend
 1931 It's a Wise Child
 1931 Woman Hungry
Geoffrey Brand
 1931 Little Caesar
Big Boy
 1930 Mothers Cry
Mr. Gerald Hart
 1930 Sweethearts and Wives
Anthony Peel
 1930 Strictly Modern
Heath Desmond
 1929 The Love Racket
Fred Masters
 1929 A Most Immoral Lady
Humphrey Sergeant
 1914 Beating Back (as S.A. Blackmer)
Show Show Actor: TV (57 credits)
Show Show Actor: Short (3 credits)
Show Show Soundtrack: Movie (3 credits)
Show Show Self: TV (6 credits)
Show Show Self: Short (4 credits)
Show Show Self: Documentary (1 credit)
Show Show Archive footage (5 credits)

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Personal Details

Other Works:

He played Joe Keller in Arthur Miller's play, "All My Sons," at the Hanna Theatre in Cleveland, Ohio. See more »

Publicity Listings:

4 Articles | See more »

Alternate Names:

S.A. Blackmer | Sydney Blackmer


6' (1.83 m)

Did You Know?


While he portrayed Republican President Theodore Roosevelt more times than any actor on screen (eight in all), he himself noted that he was, ironically, a Democrat. See more »

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