Meet the cast of ‘Single’s Inferno’ Season 4

lee si-wan singles inferno four 4 season 2025 cast

Netflix’s hit Korean reality dating series Single’s Inferno has returned to screens with season four – here’s everything you need to know about the show’s new cast.

Single’s Inferno follows a group of singles as they live together on a remote island dubbed Inferno, where they try to find love while keeping their personal details hidden from one other.

The only way to make it off the island and get themselves to Paradise, which is characterised by luxurious hotel suites, is to find romance by pairing themselves with another contestant. Cast members are not allowed to share personal details such as their ages and occupations with one another until they have been successful in pairing up.

Here’s everyone that’s been introduced on Single’s Inferno season 4 so far:

Lee Si-an

25-year-old Lee Si-an is currently a model, who was previously training to be a K-pop idol. Her appearance on Single’s Inferno is not her first stint with television – she previously appeared on idol survival reality series Idol School and Produce 48, which produced bands fromis_9 and IZ*ONE, respectively.

Jung You-jin

Jung You-jin is a 28-year-old dance graduate from Ewha Women’s University, currently pursuing a Master’s degree. She also named free diving as a hobby of hers.

Kim Min-seol

Kim Min-seol is currently a sportscaster for local news station SPOTV, after graduating with a degree in acting. She also starred in 2022 K-drama Cafe Minamdang in a minor role, marking her acting debut.

Bae Ji-yeon

According to her Instagram profile, 26-year-old Bae is a space director and model. In her first appearance on the show, she shared that she has a daily workout regime and enjoys horseback riding in her free time.

Kim Hye-jin

Currently a model, Kim Hye-jin is a 26 year old who was crowned Miss Korea in 2020. On the show, she describes herself as “quirky”.

Kim A-rin

Kim is both a model and a YouTuber with 22,000 subscribers, where she posts lifestyle content. She described herself as “easygoing” on the show, adding that her main hobby is skateboarding.

Kim Tae-hwan

Kim Tae-hwan is a DJ, model and actor, having been featured in magazines such as GQ Korea, Vogue Girl Korea, L’Officiel Hommes Korea and more. He has starred in multiple series such as Love Class, My Amazing Boyfriend and The Bride of Habaek.

Kook Dong-ho

Though not much is known about Kook, the contestant is known to be currently working as accountant. “I’m determined to approach the woman I like and make her my own,” he said on the show.

Theo Jang

Also known as Jang Tae-oh, the actor-model’s filmography includes Finding Santos and The King of Tears, Lee Bang-won. He also bagged the Best Foreign Language Film Actor award at the Asia International Film Festival Awards in 2024 for his role in Oppa. Jang is fluent in both English and Korean, and plays the piano in his spare time.

Kim Jeong-su

As the director of Seoul café franchise Haerye Coffee, the 34-year-old runs numerous coffee shops and bakeries across the city. He described himself on the show as “loyal and friendly” to people he’s fond of, adding that he’s “docile like a retriever”.

Yuk Jun-seo

Best known for his appearance on both season of Netflix’s hit drama Sweet Home, Yuk Jun-seo is an artist who works from his personal studio. Prior to his venture into entertainment, he also served the Navy Special Warfare Flotilla (UDT/SEAL) until he was honourably discharged in 2019.

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