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Robot Monster

4.519531h 6mMovieScience FictionHorror

Ro-Man, an alien robot who greatly resembles a gorilla in a diving helmet, is sent to earth to destroy all human life. Ro-Man falls in love with one of the last six remaining humans, and struggles to understand how his programming can instruct him to kill her while his heart demands that he can't.

DirectorPhil Tucker
WriterWyott Ordung
ProducersPhil Tucker·Al Zimbalist

Where to watch

CultpixCultpixHooplaHoopla
Availability shown for Canada · rights vary by country

Cast · Directed by Phil Tucker

GNGeorge Nader
George Nader
Roy
CBClaudia Barrett
Claudia Barrett
Alice
GMGregory Moffett
Gregory Moffett
Johnny
JMJohn Mylong
John Mylong
The Professor
SRSelena Royle
Selena Royle
Mother
PP
Pamela Paulson
Carla
GBGeorge Barrows
George Barrows
Ro-Man the Monster / Great Guidance
JBJohn Brown
John Brown
Ro-Man / Great Guidance (voice)

More from George Nader · Lead actor

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Burke's Law
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Alfred Hitchcock Presents
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Cavalcade of America
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The Further Adventures of Ellery Queen
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1958 · 9.0
The Man and the Challenge
The Man and the Challenge
1959 · 9.0
Letter to Loretta
Letter to Loretta
1953 · 6.6
Hallmark Hall of Fame
Hallmark Hall of Fame
1951 · 8.8
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More from Claudia Barrett · Co-star actress

The Abbott and Costello Show
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Lock-Up
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1959 · 6.4
Mr. & Mrs. North
Mr. & Mrs. North
1952 · 5.0
Man with a Camera
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1958 · 5.5
White Heat
White Heat
1949 · 7.6
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Taggart
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Seven Ways from Sundown
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1960 · 5.9
The Last Time I Saw Archie
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1961 · 6.0
A Life at Stake
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1955 · 5.3
Night Riders of Montana
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1951 · 10.0
See all fromClaudia Barrett

More from Phil Tucker · Director

The Cape Canaveral Monsters
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1960 · 3.5
Dream Follies
Dream Follies
1954 · 3.0
Bagdad after Midnite
Bagdad after Midnite
1954 · 10.0
Tijuana After Midnite
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1954 · 3.8
Broadway Jungle
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1955 · 2.8
Dance Hall Racket
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1953 · 5.1
Stardust in Your Eyes
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1953 · 3.7
See all fromPhil Tucker

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Robot Monster — streaming FAQ

Which OTT platform streams Robot Monster?

Robot Monster is streaming on Cultpix and Hoopla in Canada. It's not currently on Netflix.

Is Robot Monster on Netflix?

No, Robot Monster is not on Netflix in Canada as of September 2026. It's currently on Cultpix and Hoopla.

Is Robot Monster on Amazon Prime Video?

No, Robot Monster isn't on Amazon Prime Video in Canada right now. It's on Cultpix and Hoopla instead.

Where can I watch Robot Monster for free?

Robot Monster is available to stream free (with ads) on Hoopla in Canada.