Episode
The Thundermans: Undercover: The Mastermind Unmasked: Part 1
Overview
Max and Phoebe discover that Lazlo Chance may be the evil Mastermind and enlist Chloe to help, but Chloe is torn between her head and her heart.
Details
- Series
- The Thundermans: Undercover
- Season
- Season 1
- Episode
- Episode 24
- Air date
- 2025-10-08
- Runtime
- 22 min
Episode context
The Mastermind Unmasked: Part 1 is Episode 24 in Season 1 of The Thundermans: Undercover. It aired on 2025-10-08. The runtime is 22 min.
Previous / Next
Episode 23: Party All the Crime
Chloe's birthday party is cancelled and Max and Phoebe compete to throw her a new one; Max's time-stopping birthday gift falls into the wrong hands.
Episode 25: The Mastermind Unmasked: Part 2
When The Mastermind forces Chloe to steal a magical amulet that grants him superhero powers, the Thundermans unite to stop his plan. Chloe must reveal her identity to save her friends.
More episodes from this season
Episode 22: She's All Splat
With Cherry working at Splat by Sea, Max gets her into a fake dating scheme to obtain discounts at the restaurant; Chloe faces a tough choice.
Episode 26: The Most Thunderful Time of the Year
Phoebe and Max tell holiday stories to compete in the Thundermans Story Slam, but it's Chloe's story that makes them understand the meaning of the holiday.
Episode 21: Love Is in the Lair
Mrs. Wong visits Secret Shores, and threatens to reveal the Thundermans' superhero identities to the town. But Max and Phoebe's plan to have Dr. Colosso keep her quiet backfires in ways they could not have imagined.
Episode 20: The Max of Life
Max misses being famous and having fans, so he decides to break Booch's sandwich-stacking record to be famous again. Chloe rallies behind Bootch so that she can take back her record.
Episode 19: Endless Summer
Max pretends to turn evil to infiltrate Mastermind's henchmen and steal the Chip-Chucker, a device that previously turned him evil.
Episode 18: Cruel Summer
Max flees from Phoebe and Captain Perfect to prove his innocence when he is wrongly accused of committing a crime.
Episode 17: A Midsummer Knight's Scheme
Captain Perfect's younger sister, Penny, is headed down the path of becoming a supervillain. Eager to impress Captain Perfect, Max takes it upon himself to guide her toward a better path.
Episode 16: The Summer I Turned Giddy
Upset that Phoebe secretly partnered with Captain Perfect, Max decides to have a new superhero partner, his best friend Gideon. But things go wrong when Max tries to make Gideon a better superhero.
Episode 15: I Know What You Did This Summer
B.C. invites Chloe to a launch party, and at the same time Jinx and Booch invite Chloe to protest outside the party. Not wanting to hurt anyone's feelings Chloe tries to do both. Phoebe is keeping her working with Captain Perfect a secret from Max.
Episode 14: Summer of Secrets
Chloe has been missing school by going on missions with her siblings. She now has to go to summer school to catch up on everything she has missed. Max, acting as the substitute for summer school, has a new student who agrees to tutor her.