Olivia Holt returned as a guest star for this episode (and several others in Season 4) after having left the main cast to pursue other projects.
The episode features the main series regulars and several recurring guest stars who return for the alternate-reality sequences. Role in Episode Leo Howard
realizes the positive impact Jack has had on all their lives and, upon "waking up," finally earns his black belt. Cast and Key Characters [S4E17] You Dont Know Jack
The disciplined sensei who suspends Jerry; "evil" version in the vision. Mateo Arias
This episode marks a significant milestone as Jerry finally earns his black belt. Olivia Holt returned as a guest star for
You can watch this episode and the rest of the series on the Kickin' It page on Disney+. You Don't Know Jack (2015) - (S4E17) - Cast & Crew - TMDB
The episode serves as a "What If?" scenario, specifically referencing the events of the pilot episode "Wasabi Warriors". Cast and Key Characters The disciplined sensei who
The main character who seeks his black belt and experiences the alternate reality. Dylan Riley Snyder Jack's loyal friend who assists at the dojo. Rudy Gillespie Jason Earles The dojo's sensei who struggles in the alternate timeline. Kim Crawford Olivia Holt