"Run" Kallthypop Sciroratanaphanid is an actor and screenwriter originally from Ratchaburi, Thailand. In addition to Thai, he also speaks English and Korean. His younger brother, Games Nanthipat Sirorattanaphanit, is also an actor.

He was a member of the Thai-Korean co-ed group Deluxe (디럭스; ดีลักซ์) under M. Flow Entertainment (เอ็ม. โฟลว์ เอ็นเตอร์เทนเม้นท์) and KJ Music Entertainment (케이제이뮤직엔터테인먼트). Although the group presumably disbanded not long after the release of their first single and only on May 22, 2019, Run remains an artist under M. Flow Entertainment.