Brian P. Mahon is a fictional character portrayed by Michael McShane in the TV series American Dad!.
In the first episode they appeared in, titled Don't Look a Smith Horse in the Mouth (season 5), they were 54 years old.
They appear in 1 episodes out of a total of 366 aired so far
Episodes1
Don't Look a Smith Horse in the Mouth
episode S5.E10 january 2010The Smiths' savings are gone, so Stan selfishly takes out a second mortgage and buys a racehorse so that he can save his SUV. Meanwhile, Steve and his friends try to help an obese shut-in to make some money.