Lifetime mystery solved

[Junker]

Yep, he's the one that quits early on, and then he shows up playing again in the second or third game. It's been kind of a nagging question for me all these years. Other interesting things include the fact that the actor playing Jimmy was the only one in the movie that didn't play college basketball. They also said that the actor playing Ollie was probably the best player out of the group.