Phi Vu: Phi Vu. Actor: Happy Death Day. Phi Vu was born on November 21, 1991 in New Orleans, Louisiana. He is best known for his role as Ryan in the Blumhouse/Universal films Happy Death Day (2017) and Happy Death Day 2U (2019), directed by Christopher Landon. Originally slated to study in the medical field, Phi changed his course after realizing his passion and drive for dance. In 2010, he started studying...