Diana was born in Vancouver, B.C. to Korean immigrant parents. Before she became a professional actor, Diana studied psychology and geography at the University of British Columbia.
She is best known for her role as Sook in The Interview, featuring Seth Rogen and James Franco.
Other film and television credits include Entanglement, The Master Cleanse, The Killing, a recurring role on Bates Motel, and a lead role in Rob Leickner’s indie feature, Lost Lagoon, which won Best Canadian Feature at the Reel World Film Festival. She is also a founding member of Canada’s premiere Asian sketch comedy group, Assaulted Fish.
Diana is currently based in Vancouver, B.C. near her family and friends, and within driving distance to hikes in the mountains.