Kasidet Plookphol, nicknamed Book, is a Thai actor under GMMTV. He is best known for his main role as Theo in the series "Enchanté" (2022). He is a former member of the boy group Cute Chef. He graduated from the Faculty of Engineering at King Mongkut's University of Technology Thonburi in 2019. He made his acting debut the following year with a supporting role in the series "Friend Forever."