In the British science-fiction series (Italian title: Spazio 1999 ), Season 2 Episode 23 is titled " The Immunity Syndrome " . First aired on October 29, 1977, the episode follows the crew of Moonbase Alpha as they face a lethal misunderstanding with a powerful alien being. Episode Overview Title: The Immunity Syndrome Season/Episode: Season 2, Episode 23 (Production No. 23) Original Air Date: October 29, 1977 Director: Bob Brooks Writer: Johnny Byrne Detailed Plot Summary
Tony Verdeschi falls into a coma during the mission, and Koenig must find a way to communicate peacefully with the alien to save his crew and escape the deteriorating planet. Cast & Key Characters Commander John Koenig: Played by Martin Landau . Dr. Helena Russell: Played by Barbara Bain. Maya: Played by Catherine Schell. Tony Verdeschi: Played by Tony Anholt. Alan Carter: Played by Nick Tate. Production Notes Spazio_1999_02x23
The episode is notable for featuring the Glider , one of the most unique vehicle models in the series. In the British science-fiction series (Italian title: Spazio
Two crew members die after drinking water previously declared safe, and an unknown alien presence kills anyone who attempts to look directly at it. 23) Original Air Date: October 29, 1977 Director:
Fans often compare this episode to the Star Trek episode of the same name, though the plots are entirely different. AI responses may include mistakes. Learn more
The crew discovers ancient ruins containing a recording that identifies the planet's sole inhabitant as a powerful, immortal life force. This being is trying to make contact with the Alphans, but its immense power inadvertently threatens their survival.
The planet's once-safe vegetation becomes toxic, and the Alphans' metal equipment begins to corrode rapidly.