The Unknown Purple
“Gripping! Thrilling! Unusual!”
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About
Inventor Peter Marchmont has discovered a purple light that renders the user invisible. On his release from prison, Marchmont, disguised as Victor Cromport, uses the light to revenge himself against his former wife, Jewel, and her partner, James Dawson, who framed him for theft. Making himself invisible, Marchmont gradually ruins Dawson. He so wins Jewel's confidence and love that she is willing to kill Dawson at Marchmont's request. Finally, Marchmont leaves the scheming couple to their own misery and marries Jewel's sister, Ruth Marsh.
Cast
Henry B. Walthall
as Peter Marchmont / Victor Cromport
Alice Lake
as Jewel Marchmont
Stuart Holmes
as James Dawson
Helen Ferguson
as Ruth Marsh
Frankie Lee
as Bobbie
Ethel Grey Terry
as Mrs. Freddie Goodlittle
James Morrison
as Leslie Bradbury
Johnny Arthur
as Freddie Goodlittle
Richard Wayne
as George Allison
Brinsley Shaw
as Hawkins
Mike Donlin
as Burton
Dorothy Phillips
as
Where does The Unknown Purple rank today?
The Unknown Purple is #10000 on the Bowood.TV Daily Streaming Charts today.
- Highest: #10000
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Watch The Unknown Purple Online Free in HD
Stream The Unknown Purple online free in HD on Bowood.TV. A highly acclaimed mystery and science fiction movie originally produced in English and released in 1923, it's earned a solid 8.0/10 from 1 viewers worldwide.
About The Unknown Purple
“Gripping! Thrilling! Unusual!”
Inventor Peter Marchmont has discovered a purple light that renders the user invisible. On his release from prison, Marchmont, disguised as Victor Cromport, uses the light to revenge himself against his former wife, Jewel, and her partner, James Dawson, who framed him for theft. Making himself invisible, Marchmont gradually ruins Dawson. He so wins Jewel's confidence and love that she is willing to kill Dawson at Marchmont's request. Finally, Marchmont leaves the scheming couple to their own misery and marries Jewel's sister, Ruth Marsh. Running 70 minutes.
The Unknown Purple Cast and Characters
The cast features Henry B. Walthall (as Peter Marchmont / Victor Cromport), Alice Lake (as Jewel Marchmont), Stuart Holmes (as James Dawson), Helen Ferguson (as Ruth Marsh), and Frankie Lee (as Bobbie). Their performances are a major reason The Unknown Purple has built such a passionate audience.
Where to Watch The Unknown Purple Online
On Bowood.TV you can watch The Unknown Purple 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 The Unknown Purple NowWhy People Are Watching The Unknown Purple
There's a reason The Unknown Purple keeps showing up on "must-watch" lists. What makes it work is tight pacing that earns its twists and world-building that respects the audience's intelligence. If you enjoy English 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 The Unknown Purple
Where can I watch The Unknown Purple online for free?
You can watch The Unknown Purple online free on Bowood.TV. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is The Unknown Purple?
The Unknown Purple runs for 70 minutes (about 1.2 hour).
Is The Unknown Purple good? What's the rating?
The Unknown Purple holds a 8.0/10 rating based on 1 reviews — genuinely excellent.
Who is in the cast of The Unknown Purple?
The main cast includes Henry B. Walthall, Alice Lake, Stuart Holmes, and Helen Ferguson, plus a strong supporting ensemble.
Is The Unknown Purple available in English?
Yes — The Unknown Purple was originally produced in English and that's the version you'll stream here on Bowood.TV.
When was The Unknown Purple released?
The Unknown Purple was released in 1923.
Do I need an account to watch The Unknown Purple on Bowood.TV?
No. Bowood.TV is free and you can watch The Unknown Purple without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
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Frequently Asked Questions
Common questions about The Unknown Purple
Where can I watch The Unknown Purple for free?
You can watch The Unknown Purple (1923) online for free on Bowood.TV. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is The Unknown Purple about?
The Unknown Purple is a Mystery/Science Fiction English-language film. Inventor Peter Marchmont has discovered a purple light that renders the user invisible. On his release from prison, Marchmont, disguised as Victor Cromport, uses the light to revenge himself against his former wife, Jewel, and her partner, James Dawson, who framed him for theft. Making himself invisible, Marchmont gradually ruins Dawson. He so wins Jewel's confidence and love that she is willing to kill Dawson at Marchmont's request. Finally, Marchmont leaves the scheming couple to their own misery and marries Jewel's sister, Ruth Marsh.
When was The Unknown Purple released?
The Unknown Purple was released on October 1, 1923. It has a runtime of 1h 10m. The film was produced by Carlos Productions.
Who stars in The Unknown Purple?
The Unknown Purple stars Henry B. Walthall, Alice Lake, Stuart Holmes and Helen Ferguson. The full cast list is available in the Cast section above.
Is The Unknown Purple available in HD?
Yes, The Unknown Purple is available to stream in high definition (HD) on Bowood.TV. Our players automatically deliver the best quality your connection supports — no extra setup needed.