When The Brady Bunch alums Christopher Knight, Barry Williams, Mike Lookinland, and Susan Olsen reunited for a recent panel, one audience had a pressing question that many fans have wondered about: “What was the deal with Cousin Oliver?”
According to Olsen, the Robbie Rist character — cast in The Brady Bunch’s fifth and final season — was the “shark jump” for the 1970s sitcom, per People.