Chris Markum is a fictional character portrayed by Patrick O'Connor in the TV series Castle.
They appear in 1 episodes out of a total of 173 aired
Chris Markum is also portrayed by Patrick O'Connor.
Episodes1
Hedge Fund Homeboys
episode S1.E3 march 2009A clique of rich kids plays Russian Roulette with a bullet-less gun. But one night, a bullet in the chamber kills one of them. When another one supposedly commits suicide, it's up to the team to discover what is what and if the suicide was over guilt.