Season 3

01 Coopers on the Run Episode 17th July 2017 K.C. and her family of spies, along with her BFF Marisa, are on the run from archenemy Zane in Rio de Janeiro when they must take on another spy like non before – the fierce and slightly bizarre enemy agent Sheena. 02 Welcome to the Jungle Episode 214th July 2017 K.C., Ernie and Marisa are on the run from Zane and eccentric enemy agent Sheena in the heart of the Brazilian jungle. 03 Out of the Water and Into the Fire Episode 314th July 2017 When Zane sabotages the Coopers' plane ride, it is up to K.C. to save herself and her family. 04 Web of Lies Episode 428th July 2017 K.C. is surprised by the results of her SAT score and believes someone tampered with her test. Meanwhile, Marisa expresses interest in becoming a spy. 05 Teen Drama Episode 54th August 2017 K.C. struggles to make amends with Marisa after their fight, while Marisa wants a recommendation for The Organization from K.C. 06 K.C. Under Construction Episode 611th August 2017 Unbeknownst to K.C., Marisa is leaking classified information including her latest undercover assignment as a construction worker. Meanwhile, Judy’s disagreement with Diane over the tooth fairy jeopardizes the sophisticated robot’s disguise as an everyday 10-year-old. 07 The Storm Maker Episode 718th August 2017 K.C. is tasked with tracking down a dangerous weather-controlling device on the same night as her homecoming dance. 08 Keep On Truckin' Episode 825th August 2017 K.C. lies about losing the weather machine, and sets up her own mission to get it back. 09 Unmasking the Enemy Episode 93rd November 2017 K.C. sets a trap to reveal Brady's secret identity. 10 The Truth Will Set You Free Episode 1010th November 2017 When K.C. tells her family and The Organization that Brady is an enemy spy with The Alternate, the Coopers secretly work with Marisa to set a new plan in motion to catch him. 11 Stormy Weather Episode 1117th November 2017 Ernie and Marisa team up to help K.C. stop Brady and The Alternate from launching The Storm Maker. 12 Deleted! Episode 1224th November 2017 When Judy is due for an upgrade, the Coopers reminisce about their great times before they have to delete her memories and return her to the Organization. 13 Second Chances Episode 1315th January 2018 K.C. realizes she misses Darien and goes to tell him, but he reveals he has a new girlfriend. K.C. lies and says she has a boyfriend and the two agree to go on a double date. 14 Revenge of the Van People Episode 1416th January 2018 Ernie hosts a group of young international agents while KC is away on a mission. 15 The Gammy Files Episode 1517th January 2018 The Coopers prepare for Poppa Earl to visit with his new fiancé, Betty. He surprises everyone with how happy he is, but K.C. recognizes Betty from an unsolved case from 1977. 16 Take Me Out Episode 1618th January 2018 K.C. is tired of being just friends with Darien. 17 Twin It to Win It Episode 1722nd January 2018 K.C. is assigned to protect a foreign diplomat at a university ceremony and must go undercover by joining the school's drumline to secure a key position next to the diplomat. 18 Cassandra Undercover Episode 1823rd January 2018 Byron waits for K.C. to respond and she says she's not K.C.. but her cousin, Cassandra. Byron suggests they all go to dinner, so K.C. breaks Bernice out of jail to play her cousin. 19 K.C. Times Three Episode 1924th January 2018 The team strategizes on ways to find Bernice. 20 The Domino Effect Episode 2029th January 2018 The Coopers track down agents who are distributing weapons to enemy agencies, only to discover they are parents of K.C.'s classmate Amy. 21 Domino 2: Barbecued Episode 2130th January 2018 As K.C. continues to get closer with Amy, she plants bugs in the Bishops' house to get information on the weapon-distribution list. 22 Domino 3: Buggin' Out Episode 2231st January 2018 K.C. decides to save Ernie since it was her fault the barbecue failed. They learn the Bishops have planted listening devices and someone called the "The Mask" wants the weapons sold. 23 Domino 4: The Mask Episode 231st February 2018 K.C. and Marisa take Amy on a trip to New York so she won't be at home to witness her "parents" being arrested by the Organization. 24 The Final Chapter Episode 242nd February 2018 K.C. struggles to decide if she should continue as a full time spy or live a normal life at college.