- Ashley Johnson previously worked with Joss Whedon in the TV series Dollhouse and the film Much Ado About Nothing.
- Ashley Johnson also voiced Spider-Woman in Marvel Heroes.
- Ashley Johnson is one of the few actors to portray characters for both Marvel Studios and DC Entertainment. She portrayed Terra in Teen Titans, Teen Titans Go! and the video game Teen Titans.
- Ashley Johnson also voiced Renet in the comic book adaptation Teenage Mutant Ninja Turtles.