That was the first time ever in history that anybody got Special Guest Star. I started that whole nonsense.

Zachary Smith on Lost In Space for CBS. He announced "I've never played a bit part in my life and I'm not going to start now!" (Bill Mumy also did not appear in the feature film. So he really took those away from himself when he wanted to deal with the Robot and Jonathan playing games cooking soufflés or whatever else.

Near the end of his career he provided the voice of "Manny" a praying mantis in the animated feature A Bug's Life. Zachary Smith of the 1960s science fiction television series Lost in Space.