The Vanishing Triangle

The Vanishing Triangle Cast

27 cast members · 3 with popularity data

Full Cast

Sorted by Buzz Score · April 29, 2026

Detective David Burkely · 6 eps

Lisa Wallace · 6 eps

#29,539 overall

#38,800 overall

Adam Richardson

Tommy Stephens · 6 eps

Susan Reynolds · 6 eps

Fionnuala Murphy

Frances Reynolds · 6 eps

Mary Burkely · 6 eps

Philip O'Sullivan

Det. Chief Supt. Gill · 6 eps

Mark Bulger · 6 eps

Mandy Clarke · 6 eps

Carolyn Donnelly

Sinead Clarke · 6 eps

Laura Doolan · 6 eps

Janice Wallace · 6 eps

Rachel Burke · 6 eps

Fionnuala Gygax

Roisin · 6 eps

Teresa Gannon · 6 eps

Clara Fitzgerald

Siobhan Bulger · 6 eps

Claire O'Donovan

Liam Benson · 6 eps

Forensics Officer (uncredited) · 1 eps

Michael O'Flaherty

Detective Sergeant Mcillvenny · 1 eps

Prison Guard 1 (uncredited) · 1 eps

Reporter (uncredited) · 1 eps

Young Lisa · 3 eps

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