as

Gear complainant

as

Senior Detective

as

Teacher Suk-won

as

Choir Member

as

Seung-won's Co-worker

as

Head of Department Kang

as

Male Talk Show Guest

as

[Babel Chemicals team leader]

as

Care Worker

as

Do-bin

as

Taxi Driver

as

Reporter 4

as

Behavior Examiner

as

Prisoner 1

as

Machinery Team Leader

as

Hyung Joon [Woo Jin's ex colleague]

as

Squad Member

as

Cameraman

as

Gangneung Police 3

as

Taekwondo Team Coach

as

Fellow Detective

as

Situation room agent

as

police officer