The Challenge: Bloodlines recap: True Blood. For the past two decades, viewers have watched some contestants go through «various phases of their lives,» including marriage, divorce, and «health threats,» Murray said. Would you like to view this in our Australian edition? Pizzi continued: «The network has had so much success [with the show] in the last five years — there’s a huge appetite for it, both in social media and on the channel, for it, so they’ve been kind of keeping us in the rotation. In his interview with TV Guide, Murray said producers put a lot of effort into «constantly» changing the show to «keep it interesting» for cast members.