Fear Runs Deep poster
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Fear Runs Deep

8.01976MovieAction

An engineer has discovered a new special alloy for the construction of submarines and is about to launch it on the world market. To force him to give up the formula, his opponents kidnap his son.

DirectorMelchiade Coletti
WritersArnaldo Francolini·Melchiade Coletti

Where to watch

PhiloPhilo
Availability shown for United States · rights vary by country

Cast · Directed by Melchiade Coletti

FSFrederick Stafford
Frederick Stafford
Valdesio
DLDagmar Lassander
Dagmar Lassander
Paola Valdesio
EM
Enzo Maiorca
Enzo
AFAlberto Farnese
Alberto Farnese
Company Vice President
SCStelio Candelli
Stelio Candelli
Joe
CAChris Avram
Chris Avram
Dr. Murray
MC
Massimo Corsetti
Massimo Valdesio
MC
Mariana Camara
Miss Price

More from Frederick Stafford · Lead actor

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Eagles Over London
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OSS 117: Mission for a Killer
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The Battle of El Alamein
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Dirty Heroes
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Werewolf Woman
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O.S.S. 117: Mission to Tokyo
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Shadows Unseen
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1972 · 6.2
Special Killers
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1973 · 5.0
Million Dollar Man
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1967 · 6.0
See all fromFrederick Stafford

More from Dagmar Lassander · Co-star actress

The Boys of 3rd C
The Boys of 3rd C
1987 · 5.9
I ragazzi del muretto
I ragazzi del muretto
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The House by the Cemetery
The House by the Cemetery
1981 · 6.3
Monster Shark
Monster Shark
1984 · 3.3
Hatchet for the Honeymoon
Hatchet for the Honeymoon
1970 · 6.4
The Black Cat
The Black Cat
1981 · 6.2
Racconti fantastici
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1979 · 7.0
Girls... The Hall
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1977 · 4.5
Fifty Shades of Erotica
Fifty Shades of Erotica
2015 · 7.0
The Forbidden Photos of a Lady Above Suspicion
The Forbidden Photos of a Lady Above Suspicion
1970 · 6.5
See all fromDagmar Lassander

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Fear Runs Deep — streaming FAQ

Which OTT platform streams Fear Runs Deep?

Fear Runs Deep is streaming on Philo in United States, and available to rent or buy on Amazon Video and Apple TV Store. It's not currently on Netflix.

Is Fear Runs Deep on Netflix?

No, Fear Runs Deep is not on Netflix in United States as of November 2026. It's currently on Philo.

Is Fear Runs Deep on Amazon Prime Video?

Fear Runs Deep isn't included with a Prime Video subscription in United States, but you can rent or buy it on Amazon Video.

Where can I watch Fear Runs Deep for free?

Fear Runs Deep is available on Philo in United States, but you'll need an active subscription — there's no free option right now.