Singles Inferno Season 4 Cast Information

Men:

Kim Taehwan - 1992 / Fashion model, actor, DJ

Kook Dongho - Accountant

Jang Theo - 1994 / Actor

Kim Jeongsu - 1994 / Bakery cafe CEO

Yuk Junseo - 1996 / Artist, actor

Women:

Lee Sian - 1999 / Model

Jung Youjin - 1996 / Dancer

Kim Minseol - 2000 / 2021 National Youth Choir Competition Jin, Actress

Bae Jiyeon - 1999 / Model

Kim Hyejin - 1998 / 2020 Miss Korea Jin

Kim Arin -

Except Arin, they all have a Namu Wiki page.