Spazio_1999_02x23 Apr 2026

Two crew members die after drinking water previously declared safe, and an unknown alien presence kills anyone who attempts to look directly at it.

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 Spazio_1999_02x23

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. Two crew members die after drinking water previously

Commander Koenig leads a survey team to a seemingly lush, Earth-like planet to replenish the Moonbase's rapidly depleting supplies. However, their arrival triggers a catastrophic atmospheric chain reaction: Commander Koenig leads a survey team to a

The episode is notable for featuring the Glider , one of the most unique vehicle models in the series.