Randy Cunningham: 9th Grade Ninja

The series was produced by Titmouse, Inc., and Boulder Media Limited for Disney's London-based content hub.

Many of the character designs were supplied by Jhonen Vasquez, the creator of Invader Zim.

The Sorcerer was voiced by Tim Curry in season 1 and by Ben Cross in season 2, marking a mid-series voice actor change for the main villain.

The Punkbots were voiced by musician Billy Idol in season 1 before being recast with Robin Atkin Downes in season 2.

The show's pilot and series bible were leaked online on 4chan in April 2024, years after the show ended.

The character Greg, an arcade shopkeeper, is based on Matthew McConaughey's character from the film Dazed and Confused.

The character Rorg is a parody of classic action-hero cartoon characters like He-Man and Lion-O, appearing as the protagonist of an in-universe show called Rorg: A Hero of the Past.

The astronaut character Neil Apestrong has a name that is a direct play on real-life astronaut Neil Armstrong.