Charlie Shotwell: Charlie Shotwell. Actor: Captain Fantastic. Charlie Shotwell (born July 17, 2007) is an American actor. He started acting professionally at the age of six. His first notable role was being the young Nai Cash in the 2016 comedy-drama film Captain Fantastic for which he received nominations for SAG Awards and Young Artist Awards. He was lead of the Netflix horror film Eli (2019), starred in the psychological thriller John and...