Some of Ireland’s top detectives describe, clue by clue, the stand out case that has shaped their career.
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Reach thousands of daily viewers · size 1200 x 200
Episode 1
The Murder of Mary Gough
With exclusive access to crime scene evidence, Retired Detective Inspector Pat Marry relives his four year long murder investigation that put Mary Gough's killer behind bars, and set Pat on course to being one of An Garda Siochana’s leading investigators.
Episode 2
The Body in the Woods
After a decomposed body is found in Galway, a small team of Garda investigators takes on the biggest challenge of their careers, as they use cutting-edge forensic science to identify the remains and uncover the man’s story.
Episode 3
Dublin's First Heroin King
Michael O'Sullivan reveals how he became Ireland's first undercover detective, fighting to smash Ireland's first ring of heroin dealers.
Reach thousands of daily viewers · size 970 x 90
1978 · ★ 8.0
2004 · ★ 7.8
2022 · ★ 7.8
1988 · ★ 7.7
2026 · ★ 6.8
2023 · ★ 7.5
2013 · ★ 7.5
2016 · ★ 8.5
2026 · ★ 7.5
2017 · ★ 8.2
2024 · ★ 7.0
2026 · ★ 7.4
2022 · ★ 6.5
2017 · ★ 7.9
2016 · ★ 7.0
2015 · ★ 8.0
2016 · ★ 7.2
2010 · ★ 8.8
2011 · ★ 8.9
2026 · ★ 8.7