Dr. Eric Mercer is a fictional character portrayed by Paul Lacovara in the TV series Castle.
In the first episode they appeared in, titled Bad Santa (season 7), they were 38 years old.
They appear in 1 episodes out of a total of 173 aired
Episodes1
Bad Santa
episode S7.E10 december 2014Castle works for a mafia don to solve the murder of a mob doctor. Esposito has dinner with Lanie and her parents.