Currently available on 3 streaming services.

Streaming, rent, or buy The Vanishing Triangle – Season 1:

Currently you are able to watch "The Vanishing Triangle - Season 1" streaming on Acorn TV, AcornTV Amazon Channel, Acorn TV Apple TV.

Cast

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
Maura Foley
Janice Wallace
Kiera Crawford
Rachel Burke
Fionnuala Gygax
Roisin
Emily Roddy
Teresa Gannon
Jason Daly
Jimmy
Clara Fitzgerald
Siobhan Bulger
Claire O'Donovan
Nurse
Peter Corboy
Liam Benson