Mastermind poster
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Mastermind

4.819761h 26mGMovieComedyThriller

Zero Mostel plays an inspector on the trail of criminals who have captured a robot called Chatze(sp?) played by Felix Silas. The inspector has delusions that he is a great Samurai warrior and the movie flashes back and forth between present day and ancient times.

DirectorAlex March
WritersWilliam Peter Blatty·Ian McLellan Hunter
ProducerMalcolm Stuart

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Mastermind was released on September 10, 1976 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Alex March

ZMZero Mostel
Zero Mostel
Inspector Hoku Ichihara
KKKeiko Kishi
Keiko Kishi
Nikki Kono
GGGawn Grainger
Gawn Grainger
Nigel Crouchback
BDBradford Dillman
Bradford Dillman
Jabez Link
JMJules Munshin
Jules Munshin
Israeli Agent #1
FSFrankie Sakai
Frankie Sakai
Captain Yamada (as Furankî Sakai)
SBSorrell Booke
Sorrell Booke
Max Engstorm
ZZZaldy Zshornack
Zaldy Zshornack
Officer Abe
FSFelix Silla
Felix Silla
Schatzi
PLPhil Leeds
Phil Leeds
Israeli Agent #2
KT
Kicki Taki
The Monk
TNTetsu Nakamura
Tetsu Nakamura
Mr. Hiruta (as Satoshi Nakamura)

More from Zero Mostel · Lead actor

The Electric Company
The Electric Company
1971 · 7.3
Watership Down
Watership Down
1978 · 7.2
The Enforcer
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1951 · 7.1
The Producers
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1968 · 7.1
The Hot Rock
The Hot Rock
1972 · 6.5
The Front
The Front
1976 · 7.0
Sirocco
Sirocco
1951 · 6.0
A Funny Thing Happened on the Way to the Forum
A Funny Thing Happened on the Way to the Forum
1966 · 6.1
Panic in the Streets
Panic in the Streets
1950 · 6.9
Du Barry Was a Lady
Du Barry Was a Lady
1943 · 6.5
See all fromZero Mostel

More from Keiko Kishi · Co-star actress

AIBOU: Tokyo Detective Duo
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2002 · 7.5
Kokoro
Kokoro
2003
Kwaidan
Kwaidan
1965 · 7.7
The Yakuza
The Yakuza
1974 · 7.1
First Love
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2023 · 9.0
Hunter in the Dark
Hunter in the Dark
1979 · 6.3
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1965
母恋草
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1951
The Twilight Samurai
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2002 · 7.8
Red Suspicion
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1975 · 8.3
See all fromKeiko Kishi

More from Alex March · Director

Dallas
Dallas
1978 · 6.9
The Fugitive
The Fugitive
1963 · 7.3
The Alfred Hitchcock Hour
The Alfred Hitchcock Hour
1962 · 7.9
Hart to Hart
Hart to Hart
1979 · 6.9
Quincy, M.E.
Quincy, M.E.
1976 · 7.5
Barney Miller
Barney Miller
1975 · 7.3
Naked City
Naked City
1958 · 5.7
Baretta
Baretta
1975 · 6.5
The Defenders
The Defenders
1961 · 6.3
Ben Casey
Ben Casey
1961 · 5.9
See all fromAlex March

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2022 · 6.0
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2025 · 6.9
Revenge of the Pink Panther
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1978 · 6.4
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2017 · 6.2
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2020 · 6.9
Thunderstruck
Thunderstruck
2012 · 6.2
Double Threat
Double Threat
2023 · 6.5
The Big Fix
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1978 · 5.8
The MacKintosh Man
The MacKintosh Man
1973 · 6.1

Mastermind — streaming FAQ

Which OTT platform streams Mastermind?

Mastermind isn't streaming anywhere in United States yet.

Is Mastermind on Netflix?

No, Mastermind is not on Netflix in United States as of September 2026.

Is Mastermind on Amazon Prime Video?

No, Mastermind isn't on Amazon Prime Video in United States right now.

Where can I watch Mastermind for free?

Mastermind isn't streaming in United States yet, so there's no way to watch it free at the moment.

What is the OTT release date for Mastermind?

Mastermind hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around October 29, 1976. This is a prediction, not a confirmed date.