Zero Day
“Truth has been weaponized.”
We checked 8 streaming services in India on 04 Jun 2026 at 16:05 IST
About
A former U.S. President is called out of retirement to find the source of a deadly cyberattack, only to discover a vast web of lies and conspiracies.
Cast
Robert De Niro
as President George Mullen
Jesse Plemons
as Roger Carlson
Lizzy Caplan
as Alexandra Mullen
Connie Britton
as Valerie Whitesell
Joan Allen
as Sheila Mullen
Bill Camp
as CIA Director Jeremy Lasch
Dan Stevens
as Evan Green
McKinley Belcher III
as Carl Otieno
Matthew Modine
as Richard Dreyer
Angela Bassett
as President Evelyn Mitchell
Seasons
Episodes
Limited Series
Episode 1
Former President George Mullen's comfortable retirement is upended after he's asked to lead an investigation into a horrific cyberattack.
Episode 2
Mullen's commission investigates a hacking ring. President Mitchell weighs retaliation. A powerful figure has demands for Roger.
Episode 3
Mullen's initial arrests draw blowback from the public — especially TV pundit Evan Green. Alex faces pressure to investigate her father.
Episode 4
A shock to the financial system increases scrutiny on Mullen's commission. Valerie investigates Proteus. Roger must make a difficult choice.
Episode 5
A personal tragedy reopens old wounds for the Mullen family. Speaker Dreyer pushes for a change in leadership. Sheila testifies before Congress.
Episode 6
A new threat creates further unrest across the nation. As he narrows in on the culprit, Mullen is faced with an agonizing decision.
Where does Zero Day rank today?
Zero Day is #1132 on the CineFlixo Daily Streaming Charts today.
- Highest: #1132
- Top 10: 0 days
- Top 100: 0 days
Watch Zero Day Online Free — All Episodes in HD
If you've been searching for Zero Day all episodes in HD, CineFlixo has you covered. This popular Inglés drama and war & politics title from 2025 is available to stream instantly — no ads to fight through, no paid subscriptions, no annoying redirects.
About Zero Day
“Truth has been weaponized.”
A former U.S. President is called out of retirement to find the source of a deadly cyberattack, only to discover a vast web of lies and conspiracies. Across 1 season and 6 episodes, originally airing on Netflix.
Zero Day Cast and Characters
The cast features Robert De Niro (as President George Mullen), Jesse Plemons (as Roger Carlson), Lizzy Caplan (as Alexandra Mullen), Connie Britton (as Valerie Whitesell), and Joan Allen (as Sheila Mullen). Their performances are a major reason Zero Day has built such a passionate audience.
Where to Watch Zero Day Online
Want to watch Zero Day online without paying? CineFlixo is the easiest way. Click play and the series starts in seconds. No popups, no "5 day trial that auto-charges" — just the show.
▶ Watch Zero Day NowWhy People Are Watching Zero Day
Zero Day flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Zero Day
Where can I watch Zero Day online for free?
You can watch Zero Day online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Zero Day have?
Zero Day has 6 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is Zero Day good? What's the rating?
Zero Day holds a 7.0/10 rating based on 438 reviews — a solid pick if the genre interests you.
Who is in the cast of Zero Day?
The main cast includes Robert De Niro, Jesse Plemons, Lizzy Caplan, and Connie Britton, plus a strong supporting ensemble.
Is Zero Day available in Inglés?
Yes — Zero Day was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Zero Day released?
Zero Day first aired in 2025.
Do I need an account to watch Zero Day on CineFlixo?
No. CineFlixo is free and you can watch Zero Day without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed Zero Day, check out Ring of Fire, Love, Lies and Murder, Kungamordet, Beautiful Bones: Sakurako's Investigation, and Tijuana.
Frequently Asked Questions
Where can I watch Zero Day for free?
You can watch Zero Day online for free on CineFlixo. All 6 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Zero Day have?
Zero Day currently has 1 season and a total of 6 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is Zero Day about?
A former U.S. President is called out of retirement to find the source of a deadly cyberattack, only to discover a vast web of lies and conspiracies. It belongs to the Drama, War & Politics genres.
In which language is Zero Day originally available?
Zero Day was originally produced in English. On CineFlixo the show is available in its original English audio, which is the most authentic way to experience the dialogue, music, and performances. Check the player options on the watch page for available subtitle tracks.
When was Zero Day first released?
Zero Day first premiered on February 20, 2025 (2025). The series has since concluded its run.
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