Lois & Clark: The New Adventures of Superman - Season 3 Episode 13
The Dad Who Came in from the Cold

Jimmys 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 doesnt believe them. Clark gets worried about the ""father"" subject...he doesnt know if he is going to be a good father because of his job.