K.C. Undercover backdrop
K.C. Undercover S3E20 — The Domino Effect
4.5
K.C. Undercover•Season 3•Episode 20

The Domino Effect

4.5/10 · 93 votesJan 29, 201823 min

Ranked #10 of 24 in Season 3•−0.1 vs season avg

Discussion

The Coopers track down agents who are distributing weapons to enemy agencies, only to discover they are parents of K.C.'s classmate Amy.

Previous episodeE19 · K.C. Times ThreeNext episodeE21 · Domino 2: Barbecued
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons3

All123

Season 3 Episodes24

Coopers on the Run stillE1 7.4

Coopers on the Run

Welcome to the Jungle stillE2 4.9

Welcome to the Jungle

Out of the Water and Into the Fire stillE3 4.5

Out of the Water and Into the Fire

Web of Lies stillE4 4.5

Web of Lies

Teen Drama stillE5 4.5

Teen Drama

K.C. Under Construction stillE6 4.2

K.C. Under Construction

The Storm Maker stillE7 4.4

The Storm Maker

Keep On Truckin' stillE8 4.5

Keep On Truckin'

Unmasking the Enemy stillE9 4.1

Unmasking the Enemy

The Truth Will Set You Free stillE10 4.3

The Truth Will Set You Free

Stormy Weather stillE11 4.5

Stormy Weather

Deleted! stillE12 4.0

Deleted!

Second Chances stillE13 3.8

Second Chances

Revenge of the Van People stillE14 4.2

Revenge of the Van People

The Gammy Files stillE15 4.0

The Gammy Files

Take Me Out stillE16 4.3

Take Me Out

Twin It to Win It stillE17 4.2

Twin It to Win It

Cassandra Undercover stillE18 4.2

Cassandra Undercover

K.C. Times Three stillE19 4.6

K.C. Times Three

The Domino Effect stillE20 4.5Now viewing

The Domino Effect

Domino 2: Barbecued stillE21 4.3

Domino 2: Barbecued

Domino 3: Buggin' Out stillE22 4.5

Domino 3: Buggin' Out

Domino 4: The Mask stillE23 4.5

Domino 4: The Mask

The Final Chapter stillE24 7.6

The Final Chapter

Cast6

Zendaya

Zendaya

K.C. Cooper

Veronica Dunne

Veronica Dunne

Marisa Miller

Kamil McFadden

Kamil McFadden

Ernie Cooper

Trinitee

Trinitee

Judy Cooper

Tammy Townsend

Tammy Townsend

Kira Cooper

Kadeem Hardison

Kadeem Hardison

Craig Cooper Jr.

Discussion

0 comments

Join the conversation

Share your take and reply to other fans.

No comments yet

Be the first to share your thoughts on this episode.

Episode Summary

"The Domino Effect" is episode 20 of K.C. Undercover season 3. It scored 4.5/10 from 93 votes, ranking #10 of 24 episodes this season (season average 4.6). It aired on January 29, 2018.

Next: E21 · Domino 2: BarbecuedBest of Season 3