Single’s InfernoSeason 4 premiers on Netflix soon, and the streaming giant recently released some initial information about some of the cast. The Korean dating show puts young singles on a secluded island with the bare minimum of amenities. They live in sheds and cook their meals outside. They have electricity, but little else in the way of creature comforts. The singles get to know each other as they compete for matches and prizes, like trips to a luxury hotel, known on the show as “paradise”.
The first few seasons of the show were big hits for Netflix. The series ranked in the top 10 in viewership, and crossed international barriers,making the top 10 lists in 15 other countries, including the United States. The popular show promises thatSingle’s Infernoseason 4will deliver more of the compelling love stories and charismatic cast that make the show so addictive. Read on to learn more about some of the singles who will compete this season.
Kim Tae-Hwan
Model & Actor
According toSportskeeda, the cast ofSingle’s Infernoseason 4 will include 32-year-old model and actor Kim Tae-hwan. The actor first came to prominence as a model, and made an appearance in the trailer, whichNetflix Asiaposted to YouTube. He hasappeared in various major fashion magazines, like Vogue Girl Korea, Esquire Korea, and GQ Korea. He has also walked in numerous fashion shows. He also appeared in the popular Chinese dramaMy Favorite Boyfriend.
Yuk Jun-Seo
Former Military/Model & Actor
Before joining the cast ofSingle’s Infernoseason 4, 28-year-old Yuk Jun-seo was a former military officer. He joined the military in 2014, eventually became a UDT/Seal, and, in 2019, he was honorably discharged. Since leaving the military,he has been pursuing a career in acting and modeling. He appeared in a supporting role inSweet Homeseason 2 andSweet Homeseason 3.
20 Best Reality TV Dating Shows
Reality TV dating has become a complex and nuanced part of the genre, welcoming all different types of dating shows. Here are the 20 best!
Jun-seo isn’t the first former military man to compete inSingle’s Inferno, as Park Min-kyu from thecast ofSingle’s Infernoseason 3was in the Korean Coast Guard.Min-kyu fell for model Kim Gyu-ri right away and never strayed. Sadly for him, she only seemed to have eyes for Choi Min-woo. Though she was interested in someone else, Min-kyu was persistent, and, in the end, Gyu-ri finally gave him a chance and realized that she liked him too. During the final Inferno, Gyu-ri and Min-kyu selected each other and left the island together, but they’ve since broken up.
Bae Ji-Yeon
Model & Space Director
At 26 years of age, Bae Ji-yeon has the most interesting mix of professions. Not only is she a model, she’s also listed as a space director. Though it’s unclear exactly what that means,hopefully she’ll explain her unique professionduringSingle’s Infernoseason 4. The new season premiered on Tuesday, July 14, 2025, on Netflix, and new episodes will be released on Tuesdays. Though none of thecouples fromSingle’s Infernoseason 3went the distance, maybe it’ll work out better for Ji-Yeon.
Jung You-Jin
Dancer
Before joining the cast ofSingle’s Infernoseason 4, 28-year-old Jung You-jin was a dancer. She attended Ewha Womans University, and graduated from the Department of Dance. This season, producers ofthe unscripted Korean dating showwill separate the contestants into two groups. One group will live on the usual secluded island, while the other will live in a luxury hotel, andeveryone will compete for their spots. It remains to be seen which group You-jin will be sorted into.
Kim Min-Seol
Actress & Reporter
In addition to being an actress, 25-year-old Kim Min-seol is also a reporting intern for SPOTV, a Korean network, appearing as a reporter during 2023 and 2024. She attended the Seoul National Institute For The Arts, where she matriculated with a degree in acting. Sheappeared in a Korean show calledCafe Minamdang.She decided to join the cast ofSingle’s Infernoseason 4 because she was looking for someone she could share her exciting life with.
Lee Si-An
Actress
Like many otherSingle’s Infernocast members throughout the years, 25-year-old Lee Si-an is a model.Si-analready has over 82K followers on Instagram, and her following is sure to grow during the season. Starting July 13, 2025, Si-an will look for love on a secluded island, while competing to live in a luxury hotel with other singles. Perhaps Si-an will find herself inan interestingSingle’s Infernolove triangle. Therest of the cast members haven’t been identifiedby Netflix yet, but it’s certain to include more interesting singles.
The Hosts
All Five Are Returning
Allfive hosts fromSingle’s Infernoseason 3will return for season 4. Among them are 36-year-old model, actress, and influencer Lee Da-hee and Seoul-born singer and TV host, Kyuhyun. There’s also 44-year-old model and YouTuber Hong Jin-kyung, and Jung Hanhae, a rapper and former member of the hip-hop boy band, Phantom. There’s also YouTuber Kim Ji-Young, who was a contestant duringSingle’s Infernoseason 2.
Former military/Model/Actor
Model/Space director
Single’s Inferno
Cast
Singles Inferno is a South Korean reality show where contestants are stranded on a deserted island in hopes of finding romance. Participants must complete daily challenges to earn opportunities for private dates, with the goal of coupling up and escaping the island. The show combines elements of survival and dating, under the watchful eyes of celebrity hosts who provide commentary and insights throughout the series.
