ActingPopularity Score 0.6
John O'Callaghan
Total Works
5
3 movies • 2 shows
Avg Rating
7.5 / 10
across rated releases
Box Office
—
worldwide gross
Global Reach
#1
TMDB star index
Biography
No biography is currently available for John O'Callaghan.
Signature Roles & Milestones
Stargate Atlantis
2004•series
as Niam
Full Filmography & Credits
Showing 5 titles featuring John O'Callaghan
Stargate Atlantis
2004•series
as Niam
The Agency
2001•series
as Declan Berwick
We Were the Mulvaneys
2002•movie
as Abelove
Never Met Picasso
1997•movie
as Paul
Deep in My Heart
1999•movie
as Priest