The Best Episodes Written By Norman Lessing

Professor Robinson attempts to explore a planet that the Robinson's are planning to land on. His para-jet propulsion system fails due to sabotage by Dr. Smith. Major West "lands" the Jupiter II, in spite of the fact that Dr. Smith has also sabotaged the propulsion system of the Jupiter II, and the family and Major West rescue Professor Robinson.

Mike thinks he's a murder target when a kidnapper specifies that he deliver the ransom money.

A narcotics cop who has only four months to go 'til retirement roughs up a drug pusher and plants a knife on him. Meanwhile, an operation begins to uncover the "Tucson connection," a major drug ring operating in San Francisco.