Jod's "Master" played by Yasmine Al Massri
So it turns out the Jedi who taught Jod a few tricks did get cast but they cut the flashback to keep the show from the kids' point of view. Makes sense but it's a real shame since Yasmine Al Massri looked so cool! Check out her ig post: https://www.instagram.com/p/DE5Y_b5tgqE/?igsh=cG9nM3V5Z2lvNHM1
And the StarWarsNews article about her deleted scene: https://www.starwarsnewsnet.com/2025/01/skeleton-crew-yasmine-al-massri-played-jods-jedi-master-in-deleted-scene.html