Shrinking Season 3 is an Apple TV+ comedy that is making its way back to us with characters we already know and love, along with a few big surprises, and a cast list that reflects how the show has evolved.If you need to know which of the characters are returning, who is new, and what this next season is about, here’s what you need to know.Well, it's safe to say that nearly all the characters you love on Shrinking are coming back, and a couple of major guest stars will, in fact, be shaking things up pretty significantly.So, here is your full Shrinking Season 3 cast and characters breakdown, simple and straightforward, no need to overthink it.Shrinking Season 3 cast and characters: who is returning and who is new1) Jason Segel as Jimmy Laird:Jimmy is still the emotional engine of the show. He is a therapist who broke the rules and cannot fully put himself back together.Jason Segel - Source Via: GettySeason 3 keeps him honest, flawed, and trying, which is what makes him work.Jason Segel is also known for: How I Met Your Mother & Forgetting Sarah Marshall2) Harrison Ford as Dr. Paul Rhoades:Paul remains Jimmy’s mentor and grounding force. Living with Parkinson’s disease, he brings both sharp humor and quiet weight to every scene. His presence keeps the show steady when things get messy.Harrison Ford - Source Via: GettyHarrison Ford is also known for: Captain America: Brave New World & Indiana Jones and the Temple of Doom3) Christa Miller as Liz:Liz is the neighbor who shows up without being asked. She is loud, caring, and protective of Alice. Season 3 continues her role as the emotional safety net next door.Christa Miller - Source Via: GettyChrista Miller is also known for: The Drew Carey Show & Scrubs4) Jessica Williams as Gaby:Gaby is a therapist who is finally figuring out what she wants. After a complicated Season 2, she enters this chapter more self-aware and ready for change.Jessica Williams - Source Via: GettyJessica Williams is also known for: The Incredible Jessica James & Entergalactic5) Luke Tennie as Sean:Sean started as a patient and became family. Now focusing on relationships and stability, he represents growth that feels earned.Luke Tennie - Source Via: GettyLuke Tennie is also known for: Deadly Class & Safety6) Michael Urie as Brian:Brian is Jimmy’s best friend and emotional translator. As a new parent, his story adds a different kind of chaos that still fits the show’s tone perfectly.Michael Urie - Source Via: GettyMichael Urie is also known for: Single All the Way & Ugly Betty7) Lukita Maxwell as Alice Laird:Alice continues to grow up while holding onto her mother’s memory. Her relationship with Jimmy stays tender, awkward, and deeply human.Lukita Maxwell - Source Via: GettyLukita Maxwell is also known for: Afraid & An Autumn Summer8) Ted McGinley as Derek:Derek’s upbeat energy never feels fake. As Liz’s husband, he brings balance and unexpected emotional insight.Ted McGinley - Source Via: GettyTed McGinley is also known for: Married... with Children & Revenge of the Nerds9) Brett Goldstein as Louis:Louis returns as a major presence. His connection to Jimmy’s past still carries weight, and Shrinking Season 3 lets his story move forward instead of staying frozen.Brett Goldstein - Source Via: GettyBrett Goldstein is also known for: All of You & Ted Lasso10) Jeff Daniels as Jimmy’s father (New):This role adds history that Jimmy has avoided. Their attempt to reconnect opens old doors and unresolved feelings for Shrinking Season 3.Jeff Daniels - Source Via: GettyJeff Daniels is also known for: Dumb & Dumber & The Newsroom11) Michael J. Fox (Character: unknown) (New):His role is being kept quiet, but his appearance has always carried real emotional meaning. The show is sure to treat it with care and not just a gimmick.Michael J. Fox - Source Via: GettyMichael J. Fox is also known for: Back to the Future & Family TiesHow Shrinking Season 3 builds on its earlier seasonsShrinking has always lived in that sweet spot between messy grief and laugh-out-loud honesty. The show follows Jimmy, a therapist who stops playing by the rules after losing his wife. Instead of textbook advice, he starts saying what he really thinks. That one shift changes everything around him. View this post on Instagram Instagram PostBy Shrinking Season 3, the ripple effect is the point. The series leans into consequences, not quick fixes. The tone stays warm but never soft. The story has more space to develop with 11 episodes this time, and it still maintains its deep focus on relationships.The show will resume with weekly episodes on January 28, 2026, following the conclusion of filming in Pasadena.The cast lineup for Shrinking Season 3 proves the show is not chasing noise or shock. Instead, it is investing in deeper relationships.The characters that fans know and love return to the story, and new characters come in to stir the pot a little without the flow getting disrupted. This season seems to be delving into character development that is on the characters' journey, and not just a quick plot device.Shrinking Season 3 appears to be about rediscovering life, taking it one genuine moment at a time, whereas the first seasons were focused on surviving.Stay tuned to SoapCentral for more updates on Shrinking Season 3.