Michael John Roberts Dies: ‘TripTank’, ‘BoJack Horseman’ Animator, Director & Producer Was 48 Michael John Roberts, an animator and director of such series as Comedy Central’s TripTank and Netflix’s BoJack Horseman, died of glioblastoma Wednesday, November 11, in Los Angeles. He was 48. His death was announced by his family, including his wife, the One Life to Live... Read the full story at Deadline: https://deadline.com/2026/11/michael-john-roberts-dead-1237222107/