Arthur Mitchell is a fictional character portrayed by John Lithgow in the TV series Dexter: New Blood.
In the first episode they appeared in, titled Skin of Her Teeth (season 1), they were 76 years old.
They appear in 1 episodes out of a total of 10 aired
Episodes1
Skin of Her Teeth
episode S1.E7 december 2021Dexter turns from predator to protector out of concern that a serial killer has set its sights on someone he cares deeply about. Angela arrests someone who may be the culprit of a cold case. Harrison turns to a very dangerous person.