
To him the only unsolvable equation was love.

Ryoo Seung-bum
Suk-go

Lee Yo-won
Hwa-sun

Cho Jin-woong
Detective Min-bum

Kim Yoon-sung
Sang-joon

Kim Bo-ra
Yoon-ah

Lee Seok-jun
Nam Tae-woo

Lim Sung-min
Jung-sook

Kwak Min-ho
Chul-min

Kwon Hae-hyo
Team Leader

Nam Moon-chul
Director
Kim Ah-ron
Girl

Kim Joo-ryoung
Madame

Park Hyoung-soo
Investigator 1

Nam Yeon-woo
Investigator 2

Lee Kyoo-hyung
Suk-go (Teen)

Miss Baek

Black Widow

The Caveman's Valentine

Thirteen at Dinner

Following

Safe Haven

Helpless

The Pelican Brief

Overdrive

Leave Her to Heaven

Door Lock

Remember

Nick of Time

Woman on the Run

The Blue Gardenia

Thick as Thieves

No Name on the Bullet

Miss Marple: They Do It with Mirrors

Appointment with Death

The Independent