Emily Longeretta SPOILER ALERT: Do not read if you have not watched “Kiss Me and Smile for Me,” the March 16 episode of “Good Trouble.”The Fosters family is changing again — Maia Mitchell has exited Freeform’s “Good Trouble.” The actress has portrayed Callie Foster since “The Fosters” premiered in 2013, and went on to reprise the role in its spinoff series, with her final episode airing on Wednesday night.During the episode, Callie revealed that Kathleen (Constance Zimmer) had helped her land her dream job with the ACLU, but that meant she had to move to Washington, D.C. She had invited her moms (guest stars Teri Polo and Sherri Saum) and brother Jude (Hayden Byerly) to town in order to soften the news for Mariana (Cierra Ramirez), who was shocked to learn her sister was moving across the country in two days.