Episode: When Did You Last See Your Father. Sylvia Gildred is attacked and robbed but is unable to identify her attacker, the two suspects being scrap dealer Tom St. Clements and Toby Lemaire, student son of Charlie's wealthy lawyer friend Roger. Jim's dislike of Toby's privilege lays him open to accusations of bias against the boy, not helped when Roger asks Charlie to intervene. Fortunately for Jim Charlie's intervention saves him when he is confronted by the real mugger.