Dr. Rivkin is a fictional character portrayed by Michael Gross in the TV series Curb Your Enthusiasm.
In the first episode they appeared in, titled The Smiley Face (season 8), they were 64 years old.
They appear in 1 episodes out of a total of 120 aired
Episodes1
The Smiley Face
episode S8.E4 july 2011Larry vows to topple a sacred dating taboo, and regrets making concessions to his new office neighbor.