Cha Do Hyun / Shin Se Gi (20 Episodes)

Oh Ri Jin (20 Episodes)

Oh Ri On (20 Episodes)

Han Chae Yeon (20 Episodes)

Cha Ki Joon (20 Episodes)

Seo Tae Im (20 Episodes)

Shin Hwa Ran (20 Episodes)

Cha Geon Ho (20 Episodes)

Cha Joon Pyo (20 Episodes)

Min Seo Yeon (20 Episodes)

Dr. Seok Ho Pil (20 Episodes)

Chief Ahn Gook (20 Episodes)

Ji Soon Young (20 Episodes)

Oh Dae O (20 Episodes)

Yoon Ja Kyung (20 Episodes)

Cha Young Pyo (20 Episodes)

Baek Jin Sook (20 Episodes)

Alex Kang (20 Episodes)

Chief Choi (20 Episodes)

Employee (20 Episodes)

Dr. Kang In Kyu (20 Episodes)

Shin Seon Jo (20 Episodes)

Joo Mi Ra (20 Episodes)

Lee Young Seon (20 Episodes)

Cha Do Hyun (Young) (20 Episodes)

Oh Ri On (Young) (20 Episodes)

Oh Ri Jin (Young) (20 Episodes)

Heo Sook-hee (4 Episodes)

Dr. Park Min-jae (4 Episodes)

Leather Jacket Biker (3 Episodes)

Jennifer (1 Episodes)

Jennifer's Father (1 Episodes)

Psychiatrist (1 Episodes)

Girlfriend (1 Episodes)

Mental Patient (1 Episodes)

Club Paradise DJ (1 Episodes)

Omega's Editor (1 Episodes)

Hong Ji-sun (1 Episodes)

Cha Do Hyun‘s high school classmate (1 Episodes)