- Creator's Favorite: One of Carlo Moss' favorite episodes is the one with the Minions parody (Episode 14).
- Cross-Dressing Voices: Haley Mancini voices Action Boy. Action Boy's baby brother, Toby AKA Captain Baby, is voiced by Karlie Blair.
- Keep Circulating the Tapes: Until October 2019, a lot of the footage of the series was lost thanks to Fullscreen shutting down in early 2018.
- Missing Trailer Scene: The scene where Havoc and his henchmen terrorize a town with giant laser guns and a tank, with Havoc yelling "Yeah, that's right, run! Bow down to your new overlord, Dr. Havoc!".
- No Export for You: This show was only watchable in the United States on Fullscreen. It had gotten double-subverted with the New Form YouTube Holiday special.
- Production Posse: The cast from The Most Popular Girls in School have lent their talents to this show!
- For starters, Dr. Havoc himself is Jonathan "Than" Getslinhaumer.
- Superpowered Man, Henchman Kyle, and Frank the Shitty Boss are Shaw, Deandra the New Girl, Rachel Tice, Blaine, and Connor Devarnon.
- Nighthook and the tall Minion are Trisha Cappelletti.
- Brock Mason is Matthew Derringer... and Amberlynn Weggers.
- Dr. Havoc's wife (Kim), Wendy the Waitress, and Fantasti-Girl are Tanya Berkowitz, Sofia, and Katelynn Zales.
- Dr. Havoc's daughter Ally is Pamela Darabond and Season 2's Jeannie Halverstad.
- Professor Von Duct is Cameron Van Buren and Desmond Irie.
- Nadia, the squat Minion, Action Boy, and the Super Kids' mother are Trisha 2.
- Henchman Steve and the UN General are Tristan McKie.
- Crystal Mynxx/Gail is Bridget Tice.
- Throw It In: Some parts of "Therapy" were semi-improvised, according to Carlo Moss.
- What Could Have Been:
- According to this 2013 reference sheet featuring the prototypes of the characters, Dr. Havoc would've been younger-looking, Brock Mason would've had lighter skin, and Professor Von Duct would've been older-looking and with a beard.
Trivia / Dr. Havoc's Diary