Cooper, a high school math whiz and martial arts expert, learns her parents are spies when they recruit her to join them in the secret government agency. The newly appointed teen spy takes on her first undercover assignment, which coincides with her school dance. The mission: apprehend an enemy t...
Tries to convince her parents that her brother, Ernie, who is a genius with computers but pretty clumsy at everything else, is ready to become a spy. However, Craig and Kira have a different plan and introduce them to their new little sister, Judy - a sophisticated humanoid robot disguised as a p...
K.C. begrudgingly agrees to try out for cheerleading with Marisa so they can spend more time together. Craig makes an effort to spend more time with Ernie.
K.C. calls for backup when Kira and Craig go missing on a mission. To her surprise, her retired-spy grandparents show up to help save the day.
Marisa has been named a finalist in a photo contest, and the photo is of K.C.! Ernie and Craig use Judy to do all the household chores.
K.C. loses her confidence after freezing on a mission. Noticing her friend is off her game, Marisa goes on her own mission to get K.C. back to normal.
The family is assigned to protect a handsome Prince. Ernie is used as a decoy, posing as the Prince at the Embassy.
Marisa turns in a paper that's all about K.C.'s last mission! Can they get it back before it's too late? Meanwhile a frenemy of Judy's comes to town…
K.C. becomes paranoid and believes that everyone around her is a threat. Ernie brings home a hot new girlfriend and K.C. is convinced she's a spy.
The Organization sends a spy, Brett, to pose as K.C.'s boyfriend for a mission. Kira tries to convince Craig to have a big party for their anniversary.
K.C. realizes that she has feelings for Brett, but she's given Marisa permission to date him! Marisa wonders if Brett is a good match for her.
Brett captures K.C. and reveals a double who looks exactly like her and who will replace her inside the Cooper family!
When K.C. decides to take a must needed vacation during a stakeout to catch a notorious robber, Ernie finally gets a chance to "bake the biscuits" and prove to his dad and K.C., that he is more than just the computer guy.
K.C. has to cancel her spring break plans because of a mission so Marisa tries to video chat a play by play vacation for her! Meanwhile Ernie has to prove himself as a spy!
When a neighbor's house gets robbed, K.C. tries to organize a neighborhood watch group against Craig's wishes. Judy gets some help turning down a boy who likes her.
K.C. and her mom work undercover in a correctional facility and have to face off against each other to maintain K.C.'s cover as a tough criminal and Kira's as a guard.
The Other Side is recruiting agents from a juvenile detention center. K.C. poses as the baddest delinquent of them all in order to be recruited by The Other Side and stop them!
The Cooper family tries to take a much-needed vacation from spying, but their plans are interrupted when a wealthy socialite vanishes from their resort and K.C. is determined to find out what happened.
Kira tricks K.C. into participating in the mother daughter Cotillion Ball by telling her it's an undercover mission. But K.C. puts a damper on her mom's plans when she enlists Marisa to help her go from her usual tomboy drab to Debutant glam.
K.C. goes undercover as a male cadet with Ernie to rescue an agent's son at an all boys' cadet academy.
When an agent's son goes missing from his all boys prep school, both K.C. and Ernie go undercover to find him. Meanwhile, Kira accidentally breaks Judy's "off" switch!
Judy wants to know where she comes from, so for her birthday, K.C. and Ernie decide to help her! But when Judy becomes enamored by her creator, will the family ever be the same?
When it's discovered The Other Side has Judy, K.C. and a special guest travel to Alaska to save her! Can they save her? Or has The Other Side already made use of her…?
K.C. and Marisa throw a Halloween party and lose K.C.'s spy bracelet. Ernie and Judy are on a mission in NYC when a dangerous serum containing wolf DNA gets spilled on Ernie!
K.C. and Ernie can't stop fighting! But when a mission goes wrong and they become locked in a vault, they'll have to work together to get themselves out before they run out of air!
Kira is arrested as an "enemy of the state." When she claims she's being set up, a defender arrives to help clear her name. But is she helping or hurting Kira's case?
K.C. thinks she's the best gift-giver ever! Yet Craig isn't happy with his present at all! Can she make it right? Meanwhile Ernie tries to teach Judy why Christmas is great.
Brett is sent to eliminate K.C.! But when he can't bring himself to do it, K.C. puts herself and her family in danger by protecting him from another spy.