Eddie Redmayne and Katherine Waterston on their most challenging moment while filming

It turns out the hardest CGI stunt was the one that didn't end up making the film. But it was hilarious for the cast to try and make it work. Hear more from Entertainment Weekly Radio on our app, get a free trial here: https://siriusxm.us/ytTrial Subscribe to SiriusXM on Youtube:    / siriusxm   Connect with SiriusXM Online Facebook:   / siriusxm   Twitter:   / siriusxm   Instagram:   / siriusxm   You can hear entire episodes of SiriusXM programming on SiriusXM On Demand. For more information and a free trial go to: https://siriusxm.us/ytTrial