Alison Pill (born November 27, 1985) is a Canadian actress. A former child actress, Pill began her career at age 12, appearing in numerous films and television series. She transitioned to adult roles and her breakthrough came with the television series The Book of Daniel (2006). That same year, she was nominated for a Tony Award for Best Featured Actress in a Play for her performance in The Lieutenant of Inishmore (2006).

Pill had prominent roles in the films Confessions of a Teenage Drama Queen (2004), Plain Truth (2004), Milk (2008), Midnight in Paris (2011), Hail, Caesar! (2016), Vice (2018), the television series In Treatment (2009), The Pillars of the Earth (2010), The Newsroom (2012–2014), American Horror Story: Cult (2017), Star Trek: Picard (2020–2022), Devs (2020), and Them (2021), playing Kim Pine in Scott Pilgrim vs. the World (2010) and Scott Pilgrim Takes Off (2023).

Early life
Pill was born in Toronto, Ontario, Canada. Her father, a professional engineer, is Estonian. Pill attended Vaughan Road Academy, in its Interact program, designed for studying dance, music, athletics, and theatre.