Supporting role: home-shopping staff member

Recurring role: Materials Department employee

Recurring role: survivor Pepero

Recurring role: survivor Pepero

Episode 8: Kim Sang-won, Mi-ju’s former classmate who testifies that his social media post was plagiarized

Episode 7: Husband in a newlywed couple admiring a baby in Gongnyang Village

Episode 9: Man who carries the dying Simsokkún away in a cart

Episode 10: Prison guard attempting to stop Tae-jun in the Gangbu Tae-jun visitation room

Episode 9: Quick-delivery courier delivering a boyfriend’s gift to Shin Ha-ri

Episode 2: Man who informs Chi-su that he has been selected for the Five Guards’ military training grounds

Opium addict who is beaten after harassing Ryung-gu

Episode 14: Royal guard blocking Lee Hyun-mo and the ministers’ path

Episodes 75,77: Police officer who visits Geum I-seo’s house because of compensation

Episode 14: Physical therapist asking Jin Hee-jung-do to be quiet

Café owner who fires Ria

Supporting role: severe drug addict caught while fleeing after being stopped in a crackdown

Episode 7: Hotel desk employee who gives Yuri an umbrella

Episode 13: Office worker cheering at a soccer match

Episode 7: Soldier dragging Wal

Episode 3: Paramedic rescuing Jeong Bok-rye

Episode 15: Reporter 5 who discovers Park Gi-sang

Recurring role: clerk at the Office of Royal Decrees

Episodes 13,14: Police officer in the situation room

Episode 2: Police officer

Episode 55: Paramedic who saves Yeol-mae

Episode 11: Clumsy lawyer

Recurring role: Kang Seong-woo, Violent Crimes Unit detective

One-act drama: colleague who flatters and sings

Episode 11: Paramedic

Episodes 1,2,3,4: Incheon Airport Passenger Services Team employee 1

Episode 4: Emaciated, anxious, delusional difficult customer

Episodes 3, 21: Police officer 2

Blind-date meeting episode: restaurant employee

Supporting role: Hyeon-su

Episode 17: KM Group event staff member with a dog-fur allergy

Episode 9: Thin correctional officer

Royal guard

Japanese military police officer

Recurring role: pastry chef in the Jong-gap line

Leading role: Gyeong, aspiring screenwriter

Supporting role: Jeong Chan, music talk show MC

Leading role: Ho-jeong, a hearty and humorous construction assistant

Leading role: Chang-su, a 29-year-old who loses his business and flees to the countryside

Leading role: Jun-won, undergoing hypnotic investigation over his wife’s murder

Leading role: Won-woo, a 25-year-old intellectually disabled man who suffers domestic violence and inherits debt

Supporting role: taciturn son who runs a wholesale business at dawn

Leading role: painter driven mad because his work is not recognized

Supporting role: Hyeon-woo, a former theater company member who is now a children’s physical-education instructor

Supporting role: member of a production team, a mistake-prone newcomer to society

Leading role: Gyeong-jun, a bipolar man longing for his deceased younger brother

Leading role: Go Won, a video creator who hits it big

Supporting role: awkward robber who incurs gambling debts and robs a convenience store

Leading role: impoverished theater director

Leading role: Su-hyeok, a loyal man with a disabled friend

Supporting role: Min-gi, a boastful hacker

Leading role: executive director suspected of child sexual molestation

Leading role: Kim Shin, a university student who likes women

Supporting role: public security detective

Leading role: office worker contemplating suicide

Supporting role: Dong-gu, an unemployed man

Supporting role: Ju-hyeok, a mood-making theater company member

Leading role: Do-young, who dreams of revenge for the murder of his parent

Supporting role: Kim Jeong-hoon, the female lead’s ex-boyfriend and blind-date partner

Leading role: Si-hoon, a thoughtless, immature man in his 20s

Leading role: Gyeong-cheon, a hikikomori

Leading role: Gang-un, a kind and pacifist university student

Leading role: Cheol-su, a pathetic unemployed man

Leading role: pathetic university student

Supporting role: stalker

Leading role: Heon-su

Leading role: Bong Cheon-seong (unemployed husband)

Leading role: murderer

Leading role: Song Jae-min (call-center team leader)

Supporting role: Kim Jin-ho, senior colleague at work

Supporting role: Kang Tae, a thug

Leading role: King Uija (lifelong bachelor)

Supporting role: Seok-gyu (gangster)

Leading role: murderer

Bus driver and delivery driver roles

Yunho’s manager

Leading role: Refund King

Corporate executive with a Psycho-esque vibe

Job seeker

Picky man

Thuggish customer causing trouble at a strip club

Music video appearance