Diagnosis: Murder
“Three or four drops a day can relieve the patient ...of her fortune”
We checked 8 streaming services in India on 04 Jun 2026 at 06:30 IST
About
A psychiatrist plots to murder his wife so he can be with his mistress, but his wife mysteriously disappears before he can carry out his plan.
Cast
Christopher Lee
as Dr. Stephen Hayward
Jon Finch
as Lomax
Judy Geeson
as Helen
Dilys Hamlett
as Julia Hayward
Tony Beckley
as Sgt. Greene
Jane Merrow
as Mary Dawson
Colin Jeavons
as Bob Dawson
David Trevena
as Johnson
Adrian Cairns
as Morgan
Daphne Neville
as Nurse Fisher
Hugh Smith-Marriott
as Dr. Chapman
Hubert Tucker
as Ronalds
David Langford
as Gray
Where does Diagnosis: Murder rank today?
Diagnosis: Murder is #10000 on the CineFlixo Daily Streaming Charts today.
- Highest: #10000
- Top 10: 0 days
- Top 100: 0 days
Watch Diagnosis: Murder Online Free in HD
Stream Diagnosis: Murder online free in HD on CineFlixo. A popular thriller movie originally produced in Inglés and released in 1974, it's earned a solid 6.1/10 from 9 viewers worldwide.
About Diagnosis: Murder
“Three or four drops a day can relieve the patient ...of her fortune”
A psychiatrist plots to murder his wife so he can be with his mistress, but his wife mysteriously disappears before he can carry out his plan. Running 95 minutes.
Diagnosis: Murder Cast and Characters
The cast features Christopher Lee (as Dr. Stephen Hayward), Jon Finch (as Lomax), Judy Geeson (as Helen), Dilys Hamlett (as Julia Hayward), and Tony Beckley (as Sgt. Greene). Their performances are a major reason Diagnosis: Murder has built such a passionate audience.
Where to Watch Diagnosis: Murder Online
On CineFlixo you can watch Diagnosis: Murder free — no account, no credit card, no ads in the middle of the show. We stream the full film in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch Diagnosis: Murder NowWhy People Are Watching Diagnosis: Murder
Diagnosis: Murder flies under the radar but it deserves your attention. What makes it work is tight pacing that earns its twists. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about Diagnosis: Murder
Where can I watch Diagnosis: Murder online for free?
You can watch Diagnosis: Murder online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is Diagnosis: Murder?
Diagnosis: Murder runs for 95 minutes (about 1.6 hours).
Is Diagnosis: Murder good? What's the rating?
Diagnosis: Murder holds a 6.1/10 rating based on 9 reviews — a solid pick if the genre interests you.
Who is in the cast of Diagnosis: Murder?
The main cast includes Christopher Lee, Jon Finch, Judy Geeson, and Dilys Hamlett, plus a strong supporting ensemble.
Is Diagnosis: Murder available in Inglés?
Yes — Diagnosis: Murder was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Diagnosis: Murder released?
Diagnosis: Murder was released in 1974.
Do I need an account to watch Diagnosis: Murder on CineFlixo?
No. CineFlixo is free and you can watch Diagnosis: Murder without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
💬 Comments0
Join the conversation
Share your thoughts, rate episodes, and connect with other fans
Hey everyone! 👋 Welcome to the discussion.
Feel free to share your thoughts about this series — what did you love, what surprised you, which episodes are your favorites? 🎬
Got ideas for what we should add to CineFlixo? Want to suggest a series? Drop it here! We read every comment ✨
Recommended for You
Based on this movie
Similar English Movies
More thriller English movies you might enjoy
Explore more
Frequently Asked Questions
Common questions about Diagnosis: Murder
Where can I watch Diagnosis: Murder for free?
You can watch Diagnosis: Murder (1974) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is Diagnosis: Murder about?
Diagnosis: Murder is a Thriller English-language film. A psychiatrist plots to murder his wife so he can be with his mistress, but his wife mysteriously disappears before he can carry out his plan.
When was Diagnosis: Murder released?
Diagnosis: Murder was released on January 1, 1974. It has a runtime of 1h 35m. The film was produced by Silhouette Film Productions.
Who stars in Diagnosis: Murder?
Diagnosis: Murder stars Christopher Lee, Jon Finch, Judy Geeson and Dilys Hamlett. The full cast list is available in the Cast section above.
Is Diagnosis: Murder available in HD?
Yes, Diagnosis: Murder is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.