Mark is a fictional character portrayed by Marshall Allman in the TV series Without a Trace.
In the first episode they appeared in, titled Revelations (season 2), they were 19 years old.
They appear in 1 episodes out of a total of 160 aired
Mark is also portrayed by Jeff Branson.
Episodes1
Revelations
episode S2.E2 october 2003A priest from a poor area of town goes missing after a car accident in the city. He needs to be found quickly because he is in need of a liver transplant, and a donor liver has just become available but can't wait for long.