Back to moviesVanishing Time: A Boy Who Returned2016•2u 9m"A MYSTERIOUS CASE OF MISSING BOYS LOST IN TIME."7.2(184)koDays after her friends disappear during a trip to a mysterious cave, a girl is approached by a grown man claiming to be one of her missing pals.TrailerWatch TrailerCastCast and their rolesGang Dong-wonSung-minShin Eun-sooSu-rin