Marc Clifford is a fictional character portrayed by Grant Harvey in the TV series Criminal Minds.
In the first episode they appeared in, titled A Place at the Table (season 10), they were 30 years old.
They appear in 1 episodes out of a total of 339 aired so far
Episodes1
A Place at the Table
episode S10.E20 april 2015When a family from Maryland is found murdered at their dining room table, the team tracks down other family members and friends to uncover secrets and details from the past in hopes to find out what may have led to it, and to catch who is responsible. Also, Hotch must try to make peace with his father-in-law, Roy, (Ed Asner) after discovering he's been diagnosed with Alzheimer's, and it has become painfully noticeable.