Lee Jae-han — Signal Character Profile

About Lee Jae-han

A detective from the 1990s who communicates with the present via a mysterious walkie talkie. He helps solve cold cases and has been missing since the year 2000, prompting a long search by his colleague.

Character Facts

Played by

Cho Jin-woong

Appears in

Signal (2016)

Role

Supporting

Relationships (6)

• Lee Jae-han — Alliance Time-Connected Partner — Park Hae-young (Lee Je-hoon)

  Communicate through walkie-talkie across time to solve crimes

• Lee Jae-han — Professional Mentor — Cha Soo-hyun (Kim Hye-soo)

  Jae-han was Soo-hyun's mentor before his disappearance

• Lee Jae-han — Conflict Antagonist — Kim Bum-joo (Jang Hyun-sung)

  Bum-joo is involved in Jae-han's disappearance

• Lee Jae-han — Professional Former Colleague — Ahn Chi-soo (Jung Hae-kyun)

  Worked together in the past before Jae-han's disappearance

• Lee Jae-han — Unknown Case Connection — Hwang Ui-kyung (Kim Min-gue)

  Connected through the cold cases

• Lee Jae-han — Conflict Antagonist — Jung Heon-gi (Lee Yoo-jun)

  Involved in the crimes Jae-han is investigating

Explore the full interactive character relationship map of Signal

More characters from Signal

• Park Hae-young (Lee Je-hoon)
• Cha Soo-hyun (Kim Hye-soo)
• Kim Bum-joo (Jang Hyun-sung)
• Ahn Chi-soo (Jung Hae-kyun)
• Kim Gye-chul (Kim Won-hae)
• Cha Soo-min (Im Hwa-young)
• Oh Yoon-seo (Jung Han-bi)
• Jung Heon-gi (Lee Yoo-jun)
• Hwang Ui-kyung (Kim Min-gue)
• Park Sun-woo (Kang Chan-hee)