The Vanishing Triangle
“There's more than one side to every story.”
We checked 8 streaming services in India on 04 Jun 2026 at 11:37 IST
About
After investigative journalist Lisa Wallace publishes an article about her mother's murder, other girls start to disappear; she and Detective David Burkely investigate across Ireland, searching for the missing girls while the killer taunts Lisa. Inspired by true events.
Cast
India Mullen
as Lisa Wallace
Allen Leech
as Detective David Burkely
Adam Richardson
as Tommy Stephens
Laoise Sweeney
as Susan Reynolds
Fionnuala Murphy
as Frances Reynolds
Sarah Carroll
as Mary Burkely
Philip O'Sullivan
as Det. Chief Supt. Gill
Stephen Hogan
as Gough
Brian Moore
as Mark Bulger
Jana Mohieden
as Mandy Clarke
Carolyn Donnelly
as Sinead Clarke
Gracen Daly
as Laura Doolan
Maura Foley
as Janice Wallace
Kiera Crawford
as Rachel Burke
Fionnuala Gygax
as Roisin
Emily Roddy
as Teresa Gannon
Jason Daly
as Jimmy
Clara Fitzgerald
as Siobhan Bulger
Claire O'Donovan
as Nurse
Peter Corboy
as Liam Benson
Seasons
Episodes
Miniseries
Episode 1
After reporter Lisa Wallace publishes an article on her mother’s murder, the killer resurfaces hinting at a kidnapping. Lisa and Detective David Burkely start investigating, connecting the killer to the disappearance of a women named Amy Reynolds.
Episode 2
Lisa’s article is leaked, criticizing the Gardaí for not acting on Amy’s disappearance. David and Detective Brennan chase a lead, Mark Bulger, in Castlemoy. Impatient with the police’s pace, Lisa risks her life to uncover what Bulger is hiding.
Episode 3
David tries to get a statement from Teresa and a confession from Bulger, while Lisa investigates if Bulger could be the killer. Susan pleas for information from the Gardaí when an anonymous caller claims to have information on Amy.
Episode 4
Lisa has to choose who to save: Susan or Mandy? Chris learns new information that takes Lisa to a strange address, where she discovers incriminating information that someone tries to cover up. The killer calls later that evening for Lisa’s decision.
Episode 5
David and Brennan target Gough as the potential killer while Lisa tries to connect him to the kidnappings. Gill threatens to blackmail David if he continues his investigation of Gough. Lisa faces her worst fear with a hospital call about her father.
Episode 6
The investigation is halted. David confronts Gardaí’s top officials to expose Gill and Gough but finds no support. He reveals a long-hidden secret to his family. Lisa and Brennan follow a lead on the killer, investigating an abandoned slaughterhouse.
Where does The Vanishing Triangle rank today?
The Vanishing Triangle is #9940 on the CineFlixo Daily Streaming Charts today.
- Highest: #9940
- Top 10: 0 days
- Top 100: 0 days
Watch The Vanishing Triangle Online Free — All Episodes in HD
Looking for a place to watch The Vanishing Triangle online for free? You've landed on the right page. The Vanishing Triangle is a talked-about Inglés drama, crime, and mystery series from 2023 that you can stream right now on CineFlixo in high quality, no signup required.
About The Vanishing Triangle
“There's more than one side to every story.”
After investigative journalist Lisa Wallace publishes an article about her mother's murder, other girls start to disappear; she and Detective David Burkely investigate across Ireland, searching for the missing girls while the killer taunts Lisa. Inspired by true events. Across 1 season and 6 episodes, originally airing on Sundance Now.
The Vanishing Triangle Cast and Characters
The cast features India Mullen (as Lisa Wallace), Allen Leech (as Detective David Burkely), Adam Richardson (as Tommy Stephens), Laoise Sweeney (as Susan Reynolds), and Fionnuala Murphy (as Frances Reynolds). Their performances are a major reason The Vanishing Triangle has built such a passionate audience.
Where to Watch The Vanishing Triangle Online
CineFlixo lets you stream The Vanishing Triangle online free, instantly, in HD. There's nothing to install — open the page, hit play, done. Works perfectly on Jio, Airtel, Vi networks across India and on slow mobile data thanks to our adaptive video pipeline.
▶ Watch The Vanishing Triangle NowWhy People Are Watching The Vanishing Triangle
The Vanishing Triangle flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts and tight pacing that earns its twists. 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 The Vanishing Triangle
Where can I watch The Vanishing Triangle online for free?
You can watch The Vanishing Triangle 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 The Vanishing Triangle have?
The Vanishing Triangle has 6 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is The Vanishing Triangle good? What's the rating?
The Vanishing Triangle holds a 4.7/10 rating based on 11 reviews — a niche pick worth checking out.
Who is in the cast of The Vanishing Triangle?
The main cast includes India Mullen, Allen Leech, Adam Richardson, and Laoise Sweeney, plus a strong supporting ensemble.
Is The Vanishing Triangle available in Inglés?
Yes — The Vanishing Triangle was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was The Vanishing Triangle released?
The Vanishing Triangle first aired in 2023.
Do I need an account to watch The Vanishing Triangle on CineFlixo?
No. CineFlixo is free and you can watch The Vanishing Triangle 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 The Vanishing Triangle, check out Ring of Fire, Love, Lies and Murder, Kungamordet, Bangkok G Story, and The Magical Legend of the Leprechauns.
Frequently Asked Questions
Where can I watch The Vanishing Triangle for free?
You can watch The Vanishing Triangle 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 The Vanishing Triangle have?
The Vanishing Triangle 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 The Vanishing Triangle about?
After investigative journalist Lisa Wallace publishes an article about her mother's murder, other girls start to disappear; she and Detective David Burkely investigate across Ireland, searching for the missing girls while the killer taunts Lisa. Inspired by true events. It belongs to the Drama, Crime, Mystery genres.
In which language is The Vanishing Triangle originally available?
The Vanishing Triangle 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 The Vanishing Triangle first released?
The Vanishing Triangle first premiered on October 26, 2023 (2023). The series has since concluded its run.
People Also Search For
💬 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 ✨
Similar English Drama Shows
More English series like The Vanishing Triangle you may enjoy
Recommended for You
Based on this series
