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) non-speaking role. In March 1968 it was announced that "Voyage" would not be back for a fifth season. The series' main theme, "The Seaview Theme", was written by Paul Sawtell. A new darker, more serious theme composed by Jerry Goldsmith was introduced at the beginning of the second-season episode "Jonah and the Whale", but this was quickly replaced by the original version. A version of the Goldsmith suite re-orchestrated by Nelson Riddle was heard as incidental music in the episode "Escape From Venice", and the original Goldsmith suite was used as incidental music throughout the rest of the series. The