MST3K Ep. 320 - "The Unearthly"

(Shorts: Posture Pals, Appreciating Our Parents) A surgeon (John Carradine) performs medical experiments on his patients at a remote sanitarium.

Catchphrase: Time for go to bed! In Posture Pals, a foursome of elementary school kids improve their posture. In Appreciating Our Parents, a young boy learns to value his parents.