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The Thundermans: Undercover S1E24 — The Mastermind Unmasked: Part 1
9.4
The Thundermans: Undercover•Season 1•Episode 24

The Mastermind Unmasked: Part 1

9.4/10 · 86 votesOct 8, 202522 min

Ranked #3 of 26 in Season 1•+0.6 vs season avg

Discussion

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.

Previous episodeE23 · Party All the CrimeNext episodeE25 · The Mastermind Unmasked: Part 2
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Cast7

Kira Kosarin

Kira Kosarin

Phoebe Thunderman

Jack Griffo

Jack Griffo

Max Thunderman

Maya Le Clark

Maya Le Clark

Chloe Thunderman

N

Nathan Broxton

Jinx

K

Kinley Cunningham

Kombucha

Daran Norris

Daran Norris

Thunderford

Dana Snyder

Dana Snyder

Dr. Colosso

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Episode Summary

"The Mastermind Unmasked: Part 1" is episode 24 of The Thundermans: Undercover season 1. It scored 9.4/10 from 86 votes, ranking #3 of 26 episodes this season (season average 8.8). It aired on October 8, 2025.

Next: E25 · The Mastermind Unmasked: Part 2Best of Season 1