We don't have a biography for Staff Sergeant Mark Cross yet. Hang in there, or go ahead and contribute one.
Appearances
Motive
Main cast, played by Warren Christie
- Episode 2x01: Raw Deal (Mar 6, 2014)
- Episode 2x02: They Made Me a Criminal (Mar 13, 2014)
- Episode 2x03: Overboard (Mar 20, 2014)
- Episode 2x04: Deception (Mar 27, 2014)
- Episode 2x05: Dead End (Apr 3, 2014)
- Episode 2x06: Bad Blonde (Apr 10, 2014)
- Episode 2x07: Pitfall (Apr 17, 2014)
- Episode 2x08: Angels With Dirty Faces (Apr 24, 2014)
- Episode 2x09: Abandoned (May 1, 2014)
- Episode 2x10: Nobody Lives Forever (May 8, 2014)
- Episode 2x11: A Bullet for Joey (May 15, 2014)
- Episode 2x12: Kiss of Death (May 22, 2014)
- Episode 2x13: For You I Die (May 29, 2014)
- Episode 3x01: Six Months Later (Mar 8, 2015)
- Episode 3x02: Calling the Shots (Mar 15, 2015)
- Episode 3x03: Oblivion (Mar 22, 2015)
- Episode 3x04: The Glass House (Mar 29, 2015)
- Episode 3x05: The Suicide Tree (Apr 5, 2015)
- Episode 3x06: Fallen (Apr 12, 2015)
- Episode 3x07: Pilot Error (Apr 19, 2015)
- Episode 3x08: Reversal of Fortune (Apr 26, 2015)
- Episode 3x09: Best Enemies (May 3, 2015)
- Episode 3x10: Purgatory (May 10, 2015)
- Episode 3x11: The Amateurs (May 24, 2015)
- Episode 3x12: Frampton Comes Alive (May 31, 2015)
- Episode 3x13: A Problem Like Maria (Jun 7, 2015)
Guest cast, played by Warren Christie
- Episode 4x04: The Score (Apr 12, 2016)