Jim Parsons Says Return to 'Big Bang' Universe for 'Young Sheldon' Was 'Really Special' (Exclusive)

Jim Parsons chats with ET’s Rachel Smith about 'Mother Play.' The Broadway show begins preview performances April 2. The actor gushes over his co-star, Jessica Lange, describing her as 'brilliant' and 'so sweet.' Plus, he reacts to reprising the role of Sheldon Cooper for the finale of 'Young Sheldon,' and recalls working with Bob Newhart on 'The Big Bang Theory.'