(13 Episodes)

First appearing for a lunch meeting with Ari in the season 5 episode "Pie," Klein is depicted as a successful partner at the Klein-Cutler Talent Agency, a stable of TV writers from the Valley.It is revealed in Klein's backstory that he and Ari once worked together at the Terrance McQuewick Agency until Terrance's partner, Jim Oliver, broke away to create his own agency, taking Klein and many other agents as well.