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The Vanishing Triangle (2023) – Official Series Trailer, Cast & Seasons
The Vanishing Triangle at a Glance
The Vanishing Triangle is a 2023 drama, crime and mystery TV series from creator Ivan Kavanagh, starring India Mullen, Allen Leech and Adam Richardson. It premiered on October 26, 2023 on Sundance Now and has 1 season and 6 episodes. The series has ended, with its last episode airing on November 23, 2023, and it holds an average TMDB user score of 4.8/10 from 12 votes.
Watch the official The Vanishing Triangle trailer for free in 123Movies below.
1080p HD • Free YouTube Stream
Seasons & Episode Catalog (1)
Miniseries
6 Episodes • 2023
Where “The Vanishing Triangle” Fits in the 123Movies Catalog
India Mullen
Lisa Wallace
Allen Leech
Detective David Burkely
Adam Richardson
Tommy Stephens
Laoise Sweeney
Susan Reynolds
Fionnuala Murphy
Frances Reynolds
Sarah Carroll
Mary Burkely
Philip O'Sullivan
Det. Chief Supt. Gill
Stephen Hogan
Gough
Brian Moore
Mark Bulger
Jana Mohieden
Mandy Clarke
Carolyn Donnelly
Sinead Clarke
Gracen Daly
Laura Doolan
Frequently Asked Questions About The Vanishing Triangle
When did The Vanishing Triangle premiere?
The Vanishing Triangle premiered on October 26, 2023 on Sundance Now.
How many seasons does The Vanishing Triangle have?
The Vanishing Triangle has 1 season with 6 episodes in total, according to TMDB.
Has The Vanishing Triangle ended?
Yes. The Vanishing Triangle has ended. Its final episode aired on November 23, 2023.
Who is in the cast of The Vanishing Triangle?
The Vanishing Triangle stars India Mullen as Lisa Wallace, Allen Leech as Detective David Burkely, Adam Richardson as Tommy Stephens and Laoise Sweeney as Susan Reynolds. The cast also includes Fionnuala Murphy, Sarah Carroll, Philip O'Sullivan and Stephen Hogan.
Who created The Vanishing Triangle?
The Vanishing Triangle was created by Ivan Kavanagh.
What network is The Vanishing Triangle on?
The Vanishing Triangle aired on Sundance Now and AMC+.
How long are The Vanishing Triangle episodes?
Episodes of The Vanishing Triangle run about 1 hour, according to TMDB.
What kind of show is The Vanishing Triangle?
The Vanishing Triangle is listed on TMDB as a mix of drama, crime and mystery.
What is The Vanishing Triangle rated?
The Vanishing Triangle is rated TV-MA in the United States. On TMDB it has an average user score of 4.8/10 from 12 votes.
Where can I watch the The Vanishing Triangle trailer?
You can watch the official trailer for The Vanishing Triangle, "Acorn TV UK | The Vanishing Triangle | Trailer", for free on this 123Movies page. It is embedded from YouTube.
What should I watch if I liked The Vanishing Triangle?
Series TMDB recommends alongside The Vanishing Triangle include Missing You (2025), The Purge (2018), I Will Find You (2026), Inside Man (2022) and 56 Days (2026).
Can I watch full episodes of The Vanishing Triangle on 123Movies?
No. 123Movies only shows official trailers and series information. Full episodes are not hosted or linked on this site.
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