S3·E13 The Dad Who Came in from the Cold
Aired January 14, 1996
Synopsis
Jimmy's father appears in Metropolis and Jimmy introduces him to Clark, Lois and Perry. When Lois and Clark discover that he is a spy, they must tell the truth to Jimmy, but he doesn't believe them. Clark gets worried about the ""father"" subject...he doesn't know if he is going to be a good father because of his job.