NIH Doctor is a fictional character portrayed by Graham Jarvis in the TV series The X-Files.
In the first episode they appeared in, titled Young at Heart (season 1), they were 63 years old.
They appear in 1 episodes out of a total of 217 aired
Episodes1
Young at Heart
episode S1.E16 february 1994A criminal believed to have died in a prison years earlier wages a vendetta against Mulder.