Complex sentence: She then appeared in an episode of "Laredo" which was a spin off from The Virginian series in 1966 and later appeared in an episode of the TV show "Family Affair" in 1969.
Split into simpler sentences: She then appeared in an episode of "Laredo" which was a spin off from The Virginian series in 1966. She later appeared in an episode of the TV show "Family Affair" in 1969.