Complex sentence: In 1965, he was cast in the comedy series "Gidget" as Gidget's brother-in-law, John Cooper; he appeared in twenty-two of the show's thirty-two episodes.
Split into simpler sentences: In 1965, he was cast in the comedy series "Gidget". Deuel played Gidget's brother-in-law, John Cooper, on the series, and appeared in twenty-two of the thirty-two episodes.