Claim: Laura Prepon portrayed Alex Vause.
Evidence: She is known for her role as Donna Pinciotti in all eight seasons of the Fox sitcom That '70s Show -LRB- 1998 -- 2006 -RRB- , and for her role as Alex Vause in the Netflix original comedy-drama series Orange Is the New Black -LRB- 2013 -- present -RRB-.