- Kira Kosarin as Phoebe Thunderman
- Jack Griffo as Max Thunderman
- Addison Riecke as Nora Thunderman
- Diego Velazquez as Billy Thunderman
- Chris Tallman as Hank Thunderman
- Rosa Blasi as Barb Thunderman
- Maya Le Clark as Chloe Thunderman
- Dana Snyder as Dr. Colosso (voice)
- The episode title is a reference to the 1985 Australian post-apocalyptic action adventure film, wikipedia: Mad Max Beyond Thunderdome.
- Kira's mom will be guest staring on this episode as a "Mail Woman", according to Kira's Instagram story.
- Gideon's grandpa, Grandpa Giddy may make an appearance in this episode. He previously appeared in Ditch Perfect.