★ 5.2 
Acting
Liam O'Callaghan
Liam O'Callaghan is best known for BBC Play of the Month, The Boy Merlin, The Witches and the Grinnygog and BBC2 Play of the Week.
Known for
Filmography
- 1983The Witches and the GrinnygogPatrick Flanagan
- 1979The Boy MerlinDermot
- 1977BBC2 Play of the WeekMr. Langrishe
- 1965BBC Play of the MonthJustin O'Connell
Frequently asked questions
What movies and shows has Liam O'Callaghan been in?
Liam O'Callaghan is best known for BBC Play of the Month, The Boy Merlin, The Witches and the Grinnygog and BBC2 Play of the Week.
Updated: November 5, 2026 ·