Ashleigh LaThrop (born September 20, 1993, Chicago, Illinois) is an American actress who initially wanted to become a doctor, then a pediatrician, then a neurosurgeon, before deciding at 17 to pursue acting after seeing the play Metamorphoses by Mary Zimmerman. She graduated from the University of Illinois Urbana-Champaign and completed a 10-week residency with the Steppenwolf Theatre Company, with additional training at Chicago Shakespeare Theater and Steep Theatre. She earned two Joseph Jefferson Non-Equity Award nominations — for Supporting Actress in Simon Stephens' Motortown (2014) and Principal Role in Balm in Gilead (2015). She is best known for playing Breana in The Kominsky Method (2018–2021) and is currently starring as Dr. Ericka Kinney in the NBC medical drama Brilliant Minds (2024–2026). Her film credits include Fifty Shades Darker (2017) (Dakota Johnson, Jamie Dornan), Fifty Shades Freed (2018) (Dakota Johnson, Jamie Dornan), Justice Society: World War II (2021) (voicing Iris West), and Justice League: Crisis on Infinite Earths (2024) (voicing Iris West). On television she is best known for The Kominsky Method (2018–2021) (Michael Douglas, Alan Arkin), her recurring role as Natalie in The Handmaid's Tale (2019) (Elisabeth Moss), her lead as Becky in Utopia (2020) (John Cusack), The 100 (2019) (Eliza Taylor, Bob Morley), Nancy Drew (2023) (Kiana Madeira, Madison Iseman), and Brilliant Minds (2024–2026) (Zachary Quinto, Michaela Watkins).