Lost in Space Wally Cox, Grant Sullivan, Norman Leavitt, Tommy Farrell, Mercedes McCambridge, Lyle Waggoner, Albert Salmi, Royal Dano, Strother Martin, Michael J. Pollard, Byron Morrow, Arte Johnson, Fritz Feld, John Carradine, Al Lewis, Hans Conried, Dennis Patrick, Michael Rennie, Daniel J. Travanti and Michael Conrad. Jonathan Harris, although a permanent cast member, was listed in the opening credits as "Special Guest Star" in every episode of "Lost in Space". Props and monsters were regularly recycled from other Irwin Allen shows. A sea monster outfit that had featured on Voyage to the Bottom of the Sea (TV series) might get a spray paint
Voyage to the Bottom of the Sea (TV series) series' main composer, supervisor and conductor was Lionel Newman, who for the second season composed a serious sounding score for when the episode credits (episode title/guests/writer/director) were shown just after the theme song, which would be used by many episodes (starting with "The Left Handed Man") thru the second and into the early third season. Other guest composers included Lennie Hayton, Hugo Friedhofer, "" composer Alexander Courage, Morton Stevens, Leith Stevens (no relation) who wrote the music to nine episodes, and Sawtell, who worked on the show for a while in the first season. GNP Crescendo issued a soundtrack album