Lee Seung Ki as Son Oh Gong, a minor god who is powerful and quick-witted but also quick to anger, and has a great deal to overcome and atone for. He was extremely powerful, but because of his pride, his powers were sealed up and he was exiled to the human world, where he became a bystander who does nothing but idly watch people fall to ruin. One day he discovers that the monk can unseal his powers, and they end up bickering their way to love.

Oh Yeon Seo as Jin Sun Mi, a big-time real estate CEO who resells haunted houses, deserted houses, houses of mourning, basically any house with bad chi for a profit. She is wealthy, beautiful and has an unyielding tenacity that makes her so good at her job.

Cha Seung Won as King Wooma, a gentle and successful businessman who is content with his luxurious life, being the object of others’ envy, and the image of an utter gentleman. Even through he is the CEO of an entertainment company, he is more popular then even some of his own celebrities. However, he has a bad history with Son O Gong (Lee Seung Gi`s character) in the past.

Supporting Cast
Lee Hong Ki as P.K
Jang Kwang as Yoon Dae Sik
Song Jong Ho as Kang Dae Sung
Lee El as Ma Ji Young
Lee Se Young as Bong Soon
Kim Sung Oh as Lee Han Joo
Sung Hyuk as General Dong
Sung Ji Roo as Soobori
Yoon Bo Ra as Alice