13. How to Be a Hero Without Really Trying 12/29/1963
An attractive lady moves into Tim's neighborhood. Martin tries to get her attention by posing Tim as a hero.
Guest star: Kathy Kersh (Jennifer), Butch Patrick (Stevie), Richard Reeves (Picnicker), George Cisar (Patrolman #1), Dick Wilson (Patrolman #2)
14. Blood is Thicker than the Martian 1/5/1964
Harvey, Tim's cousin, comes to visit. He is bewildered, for he doesn't know who Uncle Martin is.
Guest star: Paul Smith (Harvey O'Hara)
15. Poor Little Rich Cat 1/12/1964
Martin disapproves of news that a cat has received a large inheritance.
Guest star: Bernie Kopell (Morton Beanbecker), Dub Taylor (Charles), Moyna MacGill (Aggie)
16. Rx for Martian 1/19/1964
It's time for Martin to return to Mars. The planning begins.
Guest star: Yale Summers (Intern), Bill Zuckert (Dr. Rothman)