Nathan Conley is a fictional character portrayed by Mark Pellegrino in the TV series ER.
In the first episode they appeared in, titled The Right Thing (season 2), they were 30 years old.
They appear in 1 episodes out of a total of 331 aired
Episodes1
The Right Thing
episode S2.E14 february 1996Rumour has it there's something going on between Mark and Susan while Benton questions Vucelich's study and confronts him.