James Callis and Katee Sackhoff in Battlestar Galactica (2004)

Mary McDonnell, Edward James Olmos, Jamie Bamber, James Callis, Aaron Douglas, Michael Hogan, Grace Park, Katee Sackhoff, and Tricia Helfer in Battlestar Galactica (2004)

Mary McDonnell, Edward James Olmos, Jamie Bamber, James Callis, Grace Park, Katee Sackhoff, and Tricia Helfer in Battlestar Galactica (2004)

James Callis in Merlin and the Book of Beasts (2009)

James Callis and Laura Harris in Merlin and the Book of Beasts (2009)

Ted Danson and James Callis in CSI: Crime Scene Investigation (2000)

James Callis in CSI: Crime Scene Investigation (2000)

Director Miles Doleac (left) sets up a shot with Camera Operator, Derek Fisher (center), and James Callis (right).

James Callis, Claire Cooper, Jim Sturgeon, Farzana Dua Elahe, and Marama Corlett in A.D. The Bible Continues (2015)

James Callis and London Kim in Matador (2014)

James Callis and Howard Charles in The Musketeers (2014)

James Callis in Ruth Rendell Mysteries (1987)

Jamie Bamber, James Callis, and Mark Sheppard in Battlestar Galactica (2004)

James Callis in Battlestar Galactica (2004)

James Callis as Ellis Ashmead Bartlett - World War One Journalist - Gallipoli for Channel 9

dir. Glendyn Ivin

James Callis, Matt Barr, Mark Gagliardi, Sofia Pernas, and Michael James Shaw in Blood & Treasure (2019)

Kristin Scott Thomas and James Callis in Slow Horses (2022)

James Callis, Colin Ferguson, Joe Morton, Salli Richardson-Whitfield, Neil Grayston, and Erica Cerra in Eureka (2006)

James Callis, Katee Sackhoff, Michael Trucco, and Tricia Helfer in Battlestar Galactica (2004)

Jamie Bamber, James Callis, Katee Sackhoff, Tricia Helfer, and Paul Campbell in Battlestar Galactica (2003)

Jamie Bamber, James Callis, Katee Sackhoff, Michael Trucco, and Tricia Helfer in Battlestar Galactica (2004)

Mary McDonnell, Edward James Olmos, Jamie Bamber, James Callis, Aaron Douglas, Michael Hogan, Grace Park, Tahmoh Penikett, Katee Sackhoff, Michael Trucco, and Tricia Helfer in Battlestar Galactica (2004)

Mary McDonnell, Edward James Olmos, Jamie Bamber, James Callis, Katee Sackhoff, and Tricia Helfer in Battlestar Galactica (2004)