The Twilight Zone - The Fugitive

Old Ben is a kind old man who likes to play with the kids, whether it's baseball or hide and seek. Little Jenny, who has to wear braces on her legs, is particularly fond of him. He tells her he has to leave soon since the men who are after him will soon arrive. He assures her that he's not a criminal or anything like that. She wants him to take her with him but he says it can't be done. He does fix the problem with her legs however. Turns out Old Ben is important where he comes from and arranges it so that he and Jenny can get what they want