Professor Laughlin is a fictional character portrayed by Oliver Muirhead in the TV series The Big Bang Theory.
In the first episode they appeared in, titled The Pirate Solution (season 3), they were 52 years old.
They appear in 1 episodes out of a total of 279 aired
Episodes1
The Pirate Solution
episode S3.E4 october 2009When Raj has to find a new job or be sent back to India, Sheldon's solution leaves Leonard and Penny dealing with Howard as the third wheel.