When we first see Maya enter into the chamber where her father is you can see that she trips slightly through the doorway. She seems to catch herself and keeps going.
Goof: When Koenig fires the boosters to get away from the magnetic ship, we are shown images of the crew's faces as if under high acceleration or G forces, even though they are hardly moving. But when the "ball of light" pulls them down much faster, there is no similar reaction on their faces.
Throughout this season, Tony Verdeshi is said to be Alpha's Chief of Security, yet he always wears a red uniform denoting the Main Mission section instead of purple for Security.
This is the second time Brian Blessed (Mentor) appeared as a guest star on 'Space: 1999'. His first appearence was in the episode 'Death's other Dominion' as Doctor Cabot Rowland.
Koenig: There's a place for you on Alpha.
Maya: Everywhere but on Psychon, I'll be an alien.
Koenig: We're all aliens, till we get to know one another.
Koenig: Alan, put Eagle 4 on a pad ready for immediate lift off. And Alan, equip it with additional booster units.
Tony: Booster units? You're in a hurry to get out there, aren't you?
Koenig: I maybe in a hurry to get back.
This episode and Space Warp, also from the second season, were combined in a 1982 TV movie called Cosmic Princess. This movie was featured on an early episode of Mystery Science Theater 3000, during it's local Minneapolis season.