Laura prepon plays alex, a tough rockabilly drug-smuggler that ends up in prison next to her ex-girlfriend, piper, in orange is the new black. Orange is the new black star laura prepon has announced her engagement. The actor who plays alex vause in the hit netflix series is actually engaged to her male partner ben foster, some oitnb fans. Last year laura prepon told afterellen she loved being called lesbian icon. laura prepon was previously in a relationship with actor topher grace. Since then, she has dated american singer anthony kiedis, actor scott michael foster, and another actor tom cruise. Actor laura prepon has given a proper send off to her orange is the new black character in the sweetest twitter post. Prepon, known for her roles on the netflix original show and that 70s show. laura prepon talks orange is the new black season 3 - late night with seth meyers - duration 443. The past 24 hours have been a whirlwind of happy feelings for two of litchfields finest. On tuesday, laura prepon showed up to the new york premiere of her new film the girl on the train with. amidst rumors that tom cruise is leaving the church, laura prepon made it quite clear she was still all in with a cover story on scientology-affiliated celebrity magazine.