Laura Helene Prepon is an American actress. She rose to fame with her role as Donna Pinciotti in the Fox sitcom That '70s Show (1998–2006). She is also known for her portrayal of Alex Vause in the Netflix comedy-drama series Orange Is the New Black (2013–2019). Prepon made her film debut in 2001 with the independent drama Southlander. Her other films include the romantic drama Come Early Morning (2006), the comedy Lay the Favorite (2012), the thriller The Girl on the Train (2016), and the drama The Hero (2017).
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