Apple TV continues to build momentum with its hit dramedy “Shrinking,” announcing today that Scottish actress Karen Gillan has joined the cast for Season 4 in a recurring role.
Shrinking's circle is expanding.
Karen Gillan officially joins the cast of #Shrinking Season 4. pic.twitter.com/eU03KDBhKB
— Apple TV (@AppleTV) May 28, 2026
The news comes hot on the heels of the show’s renewal and promises to expand the already impressive ensemble led by Jason Segel and Harrison Ford.
Details about Gillan’s character remain tightly under wraps, as is typical for the series. According to Variety, which first broke the casting news, her role is recurring, but no further plot specifics have been revealed.
This addition arrives as “Shrinking” prepares for a fresh chapter. Co-creator Bill Lawrence has confirmed that the full main cast — including Segel, Ford, Christa Miller, Jessica Williams, and the rest of the ensemble — is returning. Season 4 will feature a time jump and an entirely new storyline, kicking off a planned multi-season arc.
A premiere is expected in early-to-mid 2027.
Who Is Karen Gillan?
Fans will recognize Karen Gillan from a string of high-profile roles:
• Nebula in the Marvel Cinematic Universe (Guardians of the Galaxy trilogy and Avengers films)
• The Jumanji reboot films alongside Dwayne Johnson and Kevin Hart
• Her breakout TV role as the companion Amy Pond in Doctor Who
Gillan brings a perfect mix of dramatic depth and comedic timing that could fit beautifully into Shrinking’s heartfelt, therapy-centered world.
Shrinking has become one of Apple TV’s standout comedies, blending laugh-out-loud moments with genuine emotional weight. Adding a talent like Gillan signals the streamer’s continued commitment to quality storytelling and big-name draws.
With production on the new 12-episode season gearing up soon, anticipation is already building. Will Gillan’s character become a new patient, a love interest, a colleague, or something entirely unexpected? We’ll have to wait for more clues as filming progresses.
MacDailyNews Take: If you haven’t caught up with “Shrinking,” now’s the perfect time to binge Seasons 1–3 on Apple TV+ before the time jump shakes things up.
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