Sarah Wayne Callies is an American actress. She is known for starring as Sara Tancredi in Fox's Prison Break, Lori Grimes in AMC's The Walking Dead, and more recently, as Birdie Nicolletti in ABC's The Company You Keep. She has also starred as Katie Bowman in USA Network's Colony and Robin Perry in NBC's Council of Dads and has had film roles in Whisper (2007), Black Gold (2011), and The Show (2017).