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Mickey Haller's Sister Revealed in Shocking Season 4 Finale
6 Feb
Summary
- Mickey Haller's sister was revealed in the Season 4 finale.
- Cobie Smulders was cast as Mickey's sister, adding significant stakes.
- Season 5 will explore the new character and her impact on Mickey's past.

The conclusion of The Lincoln Lawyer's fourth season on Netflix's 2026 schedule ended with a significant cliffhanger: the introduction of Mickey Haller's sister. This surprising character, played by Cobie Smulders, was revealed during a violent encounter in a grocery store parking lot, a moment that has left fans eager for Season 5. The showrunner, Ted Humphrey, explained that adding a surprise family member was a strategic choice to heighten personal stakes for Mickey Haller.
Humphrey further elaborated that this new character serves to expand the complexity of Mickey's identity and introduces unforeseen challenges. The revelation suggests that Mickey's perception of his own history may be inaccurate, setting up a central theme for the upcoming season. The casting of Smulders, known for her role in How I Met Your Mother, underscores the importance of this new storyline.



