Radioactive
“Pioneer. Genius. Rebel.”
We checked 8 streaming services in India on 07 Jun 2026 at 17:41 IST
About
The story of Nobel Prize winner Maria Skłodowska-Curie and her extraordinary scientific discoveries—through the prism of her marriage to husband Pierre—and the seismic and transformative effects their discovery of radium had on the 20th century.
Cast
Rosamund Pike
as Marie Curie
Sam Riley
as Pierre Curie
Aneurin Barnard
as Paul Langevin
Simon Russell Beale
as Professor Lippmann
Katherine Parkinson
as Jeanne Langevin
Sian Brooke
as Bronia Sklodowska
Anya Taylor-Joy
as Irène Aged 18
Yvette Feuer
as Carla
Mirjam Novak
as Nurse
Ralph Berkin
as Doctor
Faye Bradbrook
as Bronia's Maid
Drew Jacoby
as Loie Fuller
Harriet Turnbull
as Young Marie
Georgina Rich
as Marie's Mother
Elise Alexandre
as Young Bronia
Dóra Köves
as Pierre's Mother
Mark Phelan
as Delivery Man
Alexis Latham
as Guard
Indica Watson
as Irène Aged 6
Federica Fracassi
as Eusapia
Where does Radioactive rank today?
Radioactive is #3562 on the CineFlixo Daily Streaming Charts today.
- Highest: #3562
- Top 10: 0 days
- Top 100: 0 days
Watch Radioactive Online Free in HD
Stream Radioactive online free in HD on CineFlixo. A popular drama, romance, and history movie originally produced in Inglés and released in 2020, it's earned a solid 6.6/10 from 915 viewers worldwide.
About Radioactive
“Pioneer. Genius. Rebel.”
The story of Nobel Prize winner Maria Skłodowska-Curie and her extraordinary scientific discoveries—through the prism of her marriage to husband Pierre—and the seismic and transformative effects their discovery of radium had on the 20th century. Running 111 minutes.
Radioactive Cast and Characters
The cast features Rosamund Pike (as Marie Curie), Sam Riley (as Pierre Curie), Aneurin Barnard (as Paul Langevin), Simon Russell Beale (as Professor Lippmann), and Katherine Parkinson (as Jeanne Langevin). Their performances are a major reason Radioactive has built such a passionate audience.
Where to Watch Radioactive Online
On CineFlixo you can watch Radioactive 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 Radioactive NowWhy People Are Watching Radioactive
Radioactive flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts and chemistry between leads that actually feels real. 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 Radioactive
Where can I watch Radioactive online for free?
You can watch Radioactive 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 Radioactive?
Radioactive runs for 111 minutes (about 1.9 hours).
Is Radioactive good? What's the rating?
Radioactive holds a 6.6/10 rating based on 915 reviews — a solid pick if the genre interests you.
Who is in the cast of Radioactive?
The main cast includes Rosamund Pike, Sam Riley, Aneurin Barnard, and Simon Russell Beale, plus a strong supporting ensemble.
Is Radioactive available in Inglés?
Yes — Radioactive was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Radioactive released?
Radioactive was released in 2020.
Do I need an account to watch Radioactive on CineFlixo?
No. CineFlixo is free and you can watch Radioactive without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed Radioactive, check out Lolita, Animal Farm, Sleepers, JFK, and The Bridge on the River Kwai.
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Frequently Asked Questions
Common questions about Radioactive
Where can I watch Radioactive for free?
You can watch Radioactive (2020) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is Radioactive about?
Radioactive is a Drama/Romance English-language film. The story of Nobel Prize winner Maria Skłodowska-Curie and her extraordinary scientific discoveries—through the prism of her marriage to husband Pierre—and the seismic and transformative effects their discovery of radium had on the 20th century.
When was Radioactive released?
Radioactive was released on March 11, 2020. It has a runtime of 1h 51m. The film was produced by Working Title Films.
Who stars in Radioactive?
Radioactive stars Rosamund Pike, Sam Riley, Aneurin Barnard and Simon Russell Beale. The full cast list is available in the Cast section above.
Is Radioactive available in HD?
Yes, Radioactive is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.