Get 20% off a Lifetime Plex Pass
Enjoy this special deal, this Geek Week only.
Learn More
Find Movies & TV
Home
Live TV
On Demand
Explore
Movies & TV Shows
Most Popular
Leaving Soon
Categories
Action
Animation
Comedy
Crime
Descriptive Audio
Documentary
Drama
En Español
Horror
Music
Romance
Sci-Fi
Thriller
Western
Explore
Browse Channels
Featured Channels
NFL Channel
Ion Mystery
CBS Sports HQ
Categories
Hit TV
Crime
Reality
News
Sports
Game Shows
History & Science
Sci-Fi & Action
Movies
Chills & Thrills
Classic TV
Nature & Travel
Comedy
Black Entertainment
Cooking
Home
Kids & Family
Sporting
En Español
International
Gaming & Anime
Lifestyle
Music
Sign In
Death Knocks Twice
Directed by
Harald Philipp
1969
90m
Not Rated
Thriller
,
Drama
4.7
Add to Watchlist
While looking for a stolen diamond necklace, private investigator Bob Martin uncovers a smart serial killer.
More
Where to Watch Death Knocks Twice
Amazon Video
Buy $2.99
Rent $0.99
Cast of Death Knocks Twice
Dean Reed
Bob Martin
Fabio Testi
Francesco di Villaverde
Ini Assmann
Ellen Kent
Leon Askin
Peppe Mangano
Werner Peters
Charly Hollmann
Riccardo Garrone
Armando Locatelli
Mario Brega
Riccardo
Hélène Chanel
Angela
Femi Benussi
Lois Simmons
Renato Baldini
Lionel Simmons
Teodoro Corrà
Rinaldo
Lanfranco Cobianchi
Tom Felleghy
Berry
Nadja Tiller
Maria di Villaverde
Anita Ekberg
Sophia Ferretti
Adolfo Celi
"der Professor"
Marlies Petersen
Babsie
Bruno Ariè
Charly's Henchman
Antonietta Fiorito
(credit only)
Take Plex everywhere
Watch free anytime, anywhere, on almost any device.
See the full list of supported devices
Home
Live TV
On Demand
Discover