Ambyr C. Childers (born July 18, 1988) is an American actress. On television, she is known for her roles as Susan Atkins in the NBC crime drama "Aquarius" (2015), Ashley Rucker in the Showtime crime drama "Ray Donovan" (2013–16) and Candace Stone in the Netflix thriller series "You" (2018–19). She also appeared as Colby Chandler in the soap opera "All My Children" (2006–08). She has acted in movies such as "All Things Fall Apart" (2011), "Playback" (2012), "The Master" (2012), "Broken City" (2013), "We Are What We Are" (2013) and "Vice" (2015).