Ko Seong Il (hangul:고성일) (born: July 18, 1964) is a Korean voice actor.
He joined the Munhwa Broadcasting Corporation's voice acting division in 1999.
Ko Seong Il (hangul:고성일) (born: July 18, 1964) is a Korean voice actor.
He joined the Munhwa Broadcasting Corporation's voice acting division in 1999.