Tamlyn Naomi Tomita is an American actress. She made her screen debut as Kumiko in The Karate Kid Part II and reprised the character for the streaming series Cobra Kai. She is also well known for her role as Waverly in The Joy Luck Club.
The story follows a group of explorers who enter "The Shimmer", a mysterious quarantined zone of mutating plants and animals caused by an alien presence.