 Written by Dorothy C. Fontana from a story by Gene Roddenberry, and directed by Lawrence Dobkin, it first aired on September 15, 1966.In the episode, the "Enterprise" picks up an unstable 17-year-old boy who spent 14 years alone on a deserted planet and lacks the training and restraint to handle his superhuman mental powers wisely.The eponymous character Charlie Evans is featured as an adult in the fan-created, non-canon miniseries "".