Episodes
S4 E1 - Happy Heroween
October 21, 201623minIt's a major Halloween storm outside, but inside Colosso keeps the family spooked by telling three scary stories that are sure to terrify even the bravest of superheroes.Free trial of Paramount+S4 E2 - Thundermans: Banished!
November 18, 201645minAfter the Thundermans' superhero secret is exposed and life at home becomes unmanageable, the family is relocated to a new city. But lurking danger leads Phoebe & Max back, where they risk everything to save Hiddenville.Free trial of Paramount+S4 E4 - Smells Like Team Spirit
January 6, 201723minPhoebe and Max must work together on series of superhero team building exercises, but their different approaches to training puts their future as a crime fighting team at risk.Free trial of Paramount+S4 E5 - Better Off Wed
January 20, 201723minThe kids learn that Dr. Colosso ruined their parents' wedding years earlier, and want to recreate Hank & Barb's dream day as their anniversary gift. However, Dr. Colosso remains a threat, and they must keep their plans a secret.Free trial of Paramount+S4 E6 - Max to the Future
January 13, 201723minConcerned that he isn't considered a valuable superhero, Max creates a machine that can predict future crimes. But when it doesn't work, he spins a web of lies to keep the truth from Phoebe.Free trial of Paramount+S4 E7 - Parks & T-Rex
January 27, 201723minPreoccupied with Z-Force training, Phoebe & Max learn that they've forgotten special family events. Wanting to make it up Phoebe plans a family fun day. But when things go awry, she stops at nothing to make it the best day ever.Free trial of Paramount+S4 E8 - Date of Emergency
February 3, 201723minPhoebe fakes a romance after feeling left out with her friends all in relationships, but keeping her lie going proves to be harder than she expected.Free trial of Paramount+S4 E9 - Orange is the New Max
February 17, 201723minPhoebe worries that Max will revert to his evil ways after he is asked to give a "Scared Straight" talk to a group of young supervillains in prison, but her efforts to protect Max from himself end up doing more harm than good.Free trial of Paramount+S4 E10 - Ditch Perfect
February 24, 201723minWhen Phoebe learns Max's band plans to dump him, she suspects that his superhero training is hurting his friendships. Determined to help, she attempts to repair things with the band, but her good deeds quickly backfire.Free trial of Paramount+S4 E11 - May Z-Force Be With You
March 3, 201723minMax and Phoebe ask Cherry to secretly fill-in after Phoebe injures herself the night before a meeting with the Z-Force, but a superhero emergency tests their scheme and the twins' future as crimefighters.Free trial of Paramount+S4 E12 - 21 Dump Street
June 2, 201723minAfter Max is dumped, Phoebe tries to cheer him up by introducing him to another girl. However, Max's date turns out to be an intense animal activist, who steals Dr. Colosso when she sees Max's "cruel" treatment of him.Free trial of Paramount+S4 E13 - Super Dupers
June 9, 201723minMax and Phoebe use their powers to give their friend a confidence boost, but the gesture backfires when he recklessly starts to think he that he has superpowers of his own.Free trial of Paramount+S4 E14 - Come What Mayhem
June 16, 201723minWith one of his old pranks is set to ruin a superhero gathering, Max enlists Phoebe's help to stop it. But when their powers aren't enough to stop the threat, Phoebe makes a life-altering decision.Free trial of Paramount+S4 E15 - Thunder in Paradise
June 23, 201745minThe Thundermans are off to Hawaii for summer vacation, but there is trouble in paradise as Phoebe inadvertently has absorbed Dark Mayhem's evil powers, and now is determined to complete his plan for world domination.Free trial of Paramount+S4 E16 - Save the Past Dance
November 17, 201723minTired of hearing tales of Hiddenville's legendary mayor, the kids use a time machine to travel back 60 years to disprove the myths. But when they inadvertently alter the past, the effect is disastrous for their hometown. Guest Star: Owen JoynerFree trial of Paramount+S4 E17 - Z's All That
January 5, 201823minPhoebe & Max get to act as a superhero mentor to one of their siblings, but quickly regret selecting Nora after seeing Billy's surprisingly impressive skillset.Free trial of Paramount+S4 E18 - Can't Hardly Date
January 12, 201823minAs Sarah & Gideon's crushes on Max & Phoebe escalate, the twins set them up on a date with each other to solve the problem once and for all. However, when Max discovers Sarah's uncle is a rock star, he wants to win her back. Guest Star: Mark McGrathFree trial of Paramount+S4 E19 - Revenge of the Smith
January 19, 201823minExcited to be honored for their heroism with a school mural, Phoebe and Max learn that the artist holds a personal grudge, and the tribute isn't what they imagined. Guest Star: Lonnie ChavisFree trial of Paramount+S4 E20 - Nowhere to Slide
January 26, 201823minThe Thunder family splits up for the night when the boys decide to survive 24 hours in the wilderness, while the girls try to bond over some of Barb's favorite farm activities from her childhood.Free trial of Paramount+S4 E21 - Significant Brother
February 2, 201823minSparks fly between Phoebe and Cherry's visiting brother, prompting Cherry to grow concerned that she will be overshadowed by this new romance. After Cherry begs Phoebe not to date her brother, Phoebe must decide between love and friendship.Free trial of Paramount+S4 E22 - Rhythm n' Shoes
February 16, 201823minDetermined to meet a famous pop singer visiting Hiddenville High, Phoebe and Max devise elaborate schemes to insert themselves into her performance that quickly lead to disastrous results. Guest Star: Daniella PerkinsFree trial of Paramount+S4 E23 - Make it Pop Pop
February 23, 201823minNana and Pop Pop Thunderman come to visit, but when Phoebe reveals Colosso is living in their house, Pop Pop's no-tolerance attitude toward supervillains leads him to banish Max & his bunny best friend to the Detention Zone.Free trial of Paramount+S4 E24 - Side-Kicking and Screaming
March 2, 201823minMax & Phoebe secretly employ their parents' former sidekick to ease their busy schedule, but the twins' bickering and inability to share provokes an unexpected response from their new sidekick. Guest Star: Thomas LennonFree trial of Paramount+S4 E25 - Cookie Mistake
March 9, 201823minAfter Phoebe chooses Billy to accompany her to their favorite cookie factory's exclusive tasting event, Max and Nora are determined to sneak in and get to the delicious treats first. Guest Star: Marla GibbsFree trial of Paramount+S4 E26 - All the President's Thunder-Men
March 16, 201823minAfter their requests drive Kickbutt to quit, Max and Phoebe get what they want when Hank is named the new SuperPresident. But being the First Family of the Hero League takes its toll on the family, and to fix things they need to get Kickbutt back.Free trial of Paramount+