The First Responders TV Series (2022–2023) – Watch Online, Release Date, Cast, Episodes, Story, Platform, Trailer, Poster, Review

Main

• Kim Rae-won as Jin Ho-gae, a police detective team inspector in Taewon who was formerly from the Regional Investigation Unit.
• Son Ho-jun as Bong Do-jin, a firefighter at Taewon Fire Station (Fire Bridge) who works as a fire investigator.
• Gong Seung-yeon as Song Seol, a paramedic at Taewon Fire Station who cares for even the smallest wounds.

Supporting

• People around Taewon Police Station
• Seo Hyun-chul as Baek Cham, the chief detective of Taewon Police Station.
• Kang Ki-doong as Gongmyung Pil, the talented sergeant with great agility and good relationships, and the pillar of Taewon Police Station.
• Ji Woo as Bong An-na, chief of the Science Investigation Team of Taewon Police Station, and Bong Do-jin’s younger sister.
• Baek Eun-hye as Woo Sam-soon, Forensic Team leader.
• People around Taewon Fire Station
• Woo Mi-hwa as Dok Go-soon, an on-site fire police, and commander of Taewon Fire Station.
• Jung Jin-woo as Choi Ki-soo, a rescue worker at Taewon Fire Station who has a heart softer than anyone else.
• Lee Woo-je as Han Dong-woo, a doctor at Taewon Fire Station, and Song Seol’s partner as an ambulance firefighter.
• People around national forensic scientist
• Son Ji-yoon as Yoon Hong, a forensic officer in the autopsy room.
• People around Taewon General Hospital
• Yang Jong-wook as Cha Jae-hee, an emergency medicine doctor a.k.a Teacher Cha. A specialist with a double board certification in emergency medicine and general surgery.
• Lee Hwa-jeong as Han Su-jin, a 2nd year resident at Taewon General Hospital’s Department of Emergency Medicine.
• Season 1
• Heo Ji-won as Kwak Kyung-jun, Taewon General Hospital’s emergency room head nurse. He was the real culprit who kidnapped Kim Hyeon-seo 7 years ago.[22][23]
• Others
• Jo Seung-yeon as Jin Cheol-jung, prosecutor of the Eastern District Attorney’s Office and Jin Ho-gae’s father.
• Lee Do-yeop as Ma Tae-hwa, son of the next presidential candidate and party leader, Ma Jung-do.
• Jeon Kook-hwan as Ma Jung-do, member of the National Assembly, and the next presidential candidate. Ma Tae-hwa’s father.
• Seo Jae-gyu as Yeom Sang-goo, a prosecutor at the Eastern District Attorney’s Office.
• Jo Hee-bong as Yang Chi-young, Ma Tae-hwa’s lawyer who has multiple CPA Accountant Certifications.
• Oh Eui-shik as Kang Do-ha, National Forensic Officer and former Republic of Korea Air Force’s EOD Captain.
• Jeon Sung-woo as Han Se-jin / Dex Kates, a Korean-American professor of forensic medicine at Aewol University in Jeju, and a forensic scientist assigned by the National Forensic Service. He was adopted by an American family.

Extended

• Lee Ji-won as Kim So-hee, the kidnapped victim in Episode 1.
• Yoon Seok-hyun as Jo Doo-chil, the murderer who tried to kill Kim So-hee, and who met Jin Ho-gae again in prison.
• Jung Jae-eun as Kim So-hee’s mother.
• Kim Min-seo as Kim Hyeon-seo, high school student who attempts suicide due to blackmail.
• Cha Seong-je as Yang Jun-tae, Hyeon-seo’s class president. The person who was the direct cause of Hyeon-seo’s suicide, he introduced illegal internet gambling to Hyeon-seo.
• Noh Sussanna as Woo Mi-young, Park Tae-hoon’s ex-girlfriend. Later revealed as Park Tae-hoon’s killer.
• Won Woo-jun as Park Tae-hoon, reported missing while preparing for the civil service exam. Woo Mi-young’s ex-boyfriend.
• Jung Wook-jin as Choi Seok-doo, a part-time employee in a convenience store, and the real drug buyer.
• Ji Hyung-jun as Kim Hyun
• Hwang Young-hee as Song Hee-sook
• Kwak Ji-hye as Song Ha-eun, an 18-year-old old high school student who aborted her baby and disposed of it in her mother’s bag.
• Lee Ji-ha as Gong Ju-soon
• Choi Hee-jin as Bang Ja-kyung, Song Ha-eun’s mother.
• Lee So-ee as Kim Hyeon-seo, a girl who was kidnapped 7 years ago, and was last seen by Jin Ho-gae.
• Choi Won-young as Ha Young-doo, Korea’s first serial arsonist.
• Park Min-jung as Seo Mi-jung

Special appearances

• Yoon Seo-hyun as Cho Man-sik, Kim Hyeon-seo’s real father.
• Moon Won-joo as Kwak
• Lee Tae-gum as Min Won-in, the owner of the car that Choi Ki-soo drives.
• Choi Moo-sung as Seok Mun-go, an anesthesiologist and Seok Mi-jung’s father.
• Seo Dong-won as the Mutual Aid Company president.