Biography
Michael Rennie (born August 1909 – June 10, 1971) was an English actor best known for his role as Klaatu in the science fiction classic The Day the Earth Stood Still (1951). He enjoyed a successful career spanning film, television, and theater, gaining fame for his dignified and often authoritative roles.
Michael Rennie was born Eric Alexander Rennie in Ilford, Essex, England. His early interest in acting led him to the Royal Academy of Dramatic Art (RADA), where he trained and developed his skills as a performer. He worked initially in British theater before transitioning to film.
Rennie’s early career included several roles in British films, but it was his move to Hollywood in the 1940s that helped him gain more widespread recognition. He appeared in a series of films, often portraying dignified or authoritative characters, with his tall stature, smooth voice, and good looks making him a natural fit for leading roles.
His breakthrough came with the science fiction film The Day the Earth Stood Still (1951), where he portrayed the alien visitor Klaatu. The film is considered one of the most influential sci-fi movies of all time, and Rennie’s portrayal of the calm and rational Klaatu became iconic. The film's message of peace, tolerance, and warning against militarism resonated with audiences, and Rennie’s performance as the alien ambassador remains one of his most famous and enduring roles.
Following The Day the Earth Stood Still, Rennie continued to appear in a variety of films, often in roles of authority or leadership. Some notable films he starred in include The Lost World (1960), The 27th Day (1957), and Journey to the Center of the Earth (1959), where he appeared alongside actors like James Mason and Pat Boone.
Rennie also appeared in numerous television series, including The Twilight Zone, The Outer Limits, and The Invaders. In the 1960s, he had roles in various TV shows, further establishing his presence in the science fiction and adventure genres.
Rennie was married twice. His first marriage was to actress Dorothy Dandridge in 1959, but they eventually divorced. Later, he married Shirley Sutherland, with whom he remained until his death.
Despite his fame, Rennie led a relatively private life and was known to be a gentleman both on and off screen. He had a reputation for being reserved and professional, a trait that made him well-suited to the types of roles he was often cast in.
Michael Rennie passed away on June 10, 1971, at the age of 61, from a heart attack while vacationing in Spain. His death marked the end of a distinguished career in film and television.
Rennie’s most enduring legacy is his portrayal of Klaatu in The Day the Earth Stood Still, which remains a staple of science fiction cinema. His calm, authoritative presence in the film and his portrayal of an alien visitor with a message of peace continue to resonate with audiences and are considered a high point in 1950s science fiction. Throughout his career, he brought dignity and depth to the roles he played, earning him a place in cinematic history, particularly within the science fiction genre.
Filmography
all 108
Movies 76
TV Shows 32
Voice 3
self 1
Narrator 1

Lost In Space Forever (1998)

Theremin: An Electronic Odyssey (1995)

The Horror Show (1979)

Assignment Terror (1970)

The Battle of El Alamein (1969)

Stoney (1969)

Subterfuge (1968)

The Last Chance (1968)

The Devil's Brigade (1968)

The Power (1968)

Naked You Die (1968)

Death on the Run (1967)

The Danny Thomas Hour (1967)

Hotel (1967)

The Invaders (1967)

Cyborg 2087 (1966)

The Time Tunnel (1966)

Batman (1966)

Ride Beyond Vengeance (1966)

The F.B.I. (1965)

Lost in Space (1965)

Daniel Boone (1964)

The Man from U.N.C.L.E. (1964)

12 O'Clock High (1964)

Mary, Mary (1963)

Kraft Suspense Theatre (1963)

Bob Hope Presents the Chrysler Theatre (1963)

The Great Adventure (1963)

The Alfred Hitchcock Hour (1962)

The Virginian (1962)

The Dick Powell Show (1961)

The Lost World (1960)

Third Man on the Mountain (1959)

Bonanza (1959)

Shirley Temple's Storybook (1958)

Suspicion (1957)

Perry Mason (1957)

Omar Khayyam (1957)

Island in the Sun (1957)

Teenage Rebel (1956)

Dick Powell's Zane Grey Theatre (1956)

The Rains of Ranchipur (1955)

Seven Cities of Gold (1955)

Alfred Hitchcock Presents (1955)

Dr. Jekyll and Mr. Hyde (1955)

Soldier of Fortune (1955)

Désirée (1954)

Climax! (1954)

Mambo (1954)

Princess of the Nile (1954)

King of the Khyber Rifles (1953)

Dangerous Crossing (1953)

Sailor of the King (1953)

The Desert Rats (1953)

Titanic (1953)

Les Miserables (1952)

5 Fingers (1952)

Phone Call from a Stranger (1952)

The House in the Square (1951)

The Desert Fox: The Story of Rommel (1951)

The Day the Earth Stood Still (1951)

The 13th Letter (1951)

Trio (1950)

The Black Rose (1950)

Miss Pilgrim's Progress (1949)

The Golden Madonna (1949)

Uneasy Terms (1948)

White Cradle Inn (1947)

The Root of All Evil (1947)

Caesar and Cleopatra (1945)

The Wicked Lady (1945)

Tower of Terror (1941)

Ships with Wings (1941)

'Pimpernel' Smith (1941)

The Patient Vanishes (1941)

Dangerous Moonlight (1941)

This Man in Paris (1939)

Bank Holiday (1938)

The Divorce of Lady X (1938)

The Squeaker (1937)

The Gap (1937)

Gangway (1937)

The Conquest of the Air (1936)

The Man Who Could Work Miracles (1936)

Secret Agent (1936)
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Information
Known ForActing
GenderMale
Birthday1909-08-25
Deathday1971-06-10 (61 years old)
Birth PlaceIdle, United Kingdom
Height191-centimeter
CitizenshipsUnited Kingdom
Also Known AsEric Alexander Rennie
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