Ronny Howard was still gainfully employed as Opie on The Andy Griffith Show when he guest-starred on the I Spy episode "Little Boy Lost." Howard is cast as Ronny Loden, the son of a prominent American scientist (Richard Anderson. Angry over being neglected and ignored by his father, Ronny runs away from home-but not before stealing the key component to a new missile guidance system. Agents Kelly and Scotty must locate Ronny and the component before the Bad Guys catch up with the youngster. Filmed on location in Malibu and Santa Monica, "Little Boy Lost" was written by Chester Krumholz, and originally aired on December 14, 1966. ~ Hal Erickson, Rovi