Goof: When Birdman falls to the ground unconscious after Morto's mace explodes, the belt around Birdman's waist is not visible.
The radio antenna that disappears is for radio station KZO.
The villain's name, Murko, is misspelled as Murro on the title card.
For this episode only, The Galaxy Trio has the same theme music as Birdman, with Birdman's cry edited out. For all other episodes, the Galaxy Trio had their own theme.
Goof: When the Galaxy Trio first meet Emperor Kalix, Gravity Girl's legs are flesh tone in color instead of the normal costume dark purple.
Goof: When the Galaxy Trio returns to planet K-7 a second time, the sleeves on Vapor Man's uniform briefly disappear.
Goof: When Vapor Man is communicating with the prison warden, there is no insgnia visible on his chest.
Meteor Man calls Gravity Girl Galaxy Girl in this episode.