When the closing credits roll on Marty Supreme , the first name to appear is, of course, Timothée Chalamet. He’s the star of the film, one of the most famous actors alive today, and his performance as an early Fifties table-tennis champ is quite possibly going to win him an Academy Award. But the second name listed — the actor who plays the uncle of Chalamet’s character — is someone the general public is much less likely to recognize: Larry Sloman. To a very specific fanbases, however, he’s a