Ryu Seung-su (류승수) is a South Korean actor.
Running Man
Infinite Challenge
as Self
Radio Star
Home Alone
Law of the Jungle
Dr. Romantic
as Ski Jumping Coach
Holy Night: Demon Hunters
as Choi
Ya Shim Man Man
Love Untangled
as Hong-il
Wonderful Days
as Kang Dong-Tak
Kim Je-dong's Talk to You
Tree with Deep Roots
as Jang Seong-soo
Hunter with a Scalpel
as Jeon Chang-jin
Three Meals a Day: Jeongseon Village
Bloody Heart
as Jinsa Lim
Winter Sonata
as Kwon Yong-gook
Evasive Inquiry Agency
Distorted
as Jo Young-Ki
Dreaming of a Freaking Fairy Tale
as Sin Gwang-su
The Chaser
as Choi Jung-woo
