Former-player-turned-super-coach Brad Gilbert has added a showbiz string to his bow after serving as consulting coach for the new tennis movie Challengers. The 62-year-old, with wife Kim, was responsible for turning Hollywood stars Zendaya, Mike Faist and Josh O’Connor into convincing tennis players for the silver screen. And, as Matt and Viv found out during their sit-down, there was a lot more to the role than Brad expected.See omnystudio.com/listener for privacy information.