Cheo Yong (Korean: 귀신보는 형사, 처용; RR: Gwisinboneun Hyeongsa, Cheo-yong; lit.

Ghost-Seeing Detective Cheo-yong) is a South Korean television series starring Oh Ji-ho, Oh Ji-eun and Jun Hyo-seong.

The second season aired from August 23, 2015, to October 18, 2015, with Oh Ji-ho and Jun Hyo-seong reprising their roles, and with Ha Yeon-joo playing the protagonist's new partner.

He solves mysterious, unsolved cases along with tough and passionate colleague Ha Sun-woo, and Han Na-young, the ghost of a high school girl.

Since then, people have attached an image of Cheo-yong to their gates to dispel evil spirits and invite auspicious energies.