Nam Woohyun, member of the group Infinite, is set to make his film debut in the upcoming crime-action movie 'The Guardian,' which also stars Park Eun Hye and Han Jae Suk. The film centers on Nam Woohyun's character attempting to rescue his kidnapped mother, as revealed in a newly released teaser and promotional posters. Separately, he has released a song titled 'Devil,' which has received critical attention.