Thanatsaran Samthonglai, better known by his nickname 'Frank' is a Thai television actor and model under GMMTV. He was born on 12 July 2000 in the Loei Province, Thailand. He started under GMMTV in 2017 by starring in various music videos and a short film. He gained popularity with his main role as Tee in his debut series "Cause You're My Boy" (2018) which he also continued into the mini-series "Our Skyy" (2018). He is also well known for his roles in "Blacklist" (2019), "2gether: The Series" (2020) & "Still 2gether" (2020). He owns a clothing brand called Fishing Bears and a accessories brand called The Rocket Jewelry.