Series synopsis
Queen Mantis, also known as 사마귀: 살인자의 외출 is a South Korean crime mystery drama television series that premiered on SBS on September 5, 2025. It ended on September 27, 2025. It was created by Byun Young-joo. It stars Go Hyun-jung, Jang Dong-yoon, Cho Seong-ha and Lee El.
Cha Su-yeol, a police officer who has long despised his mother, the notorious 'Mantis' serial killer, must reluctantly turn to her for help when a copycat killer emerges.
Premise
Cha Su-yeol, a police officer who has long despised his mother, the notorious 'Mantis' serial killer, must reluctantly turn to her for help when a copycat killer emerges.
Cast and characters
Leading cast
- Go Hyun-jung as Jeong Yi-shin
- Jang Dong-yoon as Cha Su-yeol
- Cho Seong-ha as Joong-ho
- Lee El as Na-hee
- Kim Bo-ra as Lee Jung-yeon
- Lee Hwang-eui as Jung Hyeon Nam [I Sin's father]
- Kim Min-ho as Bae Seong Gyu [Detective]
- Kim Tae-jeong as Choi Hyeok [Detective]
Supporting cast
- Park Wan-Hyeong as Son Ji An [Detective]
- Han Dong-hee as Seo A Ra [Jung Yeon's friend]
- Lee Tae-gu as Seo Gu Wan
- Lee Yoon-geon as Hong Seung Pyo [Police commissioner general]
- Han Si-Ah as Kim Eun Ae
- Kil Eun-sung as Kim U Tae [Security]
- Cha Soon-bae as Park Eun Bae [Min Jae's father]
- Lee Chang-min as Park Min Jae
Guest cast
- Go Joon as No Sang Cheol
- Byun Yo-han
- Kang Yu-ra as Detective]
- Joo Hae-eun as [Eun Ae's mother]
- Ko Dong-hyoung
- Jo Jae-yun
- Jo Young-mi
- Park Hyun-young
Episodes
This series spans 1 season with 8 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 8 | September 5, 2025 | September 27, 2025 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
Episode 1 When a series of terrible murders ensues in a residential area, Cha Su-yeol is forced to seek help from Jeong I-sin, a serial killer from the past. |
September 5, 2025 |
| 2 |
Episode 2 The culprit has been arrested, but the victim’s whereabouts remain unknown. Su-yeol struggles to save a life as I-sin reveals her true intentions. |
September 6, 2025 |
| 3 |
Episode 3 I-shin offers assistance with the investigation, but it's unclear why she would help a cop. Su-yeol unravels the origins of I-shin's murderous instinct. |
September 12, 2025 |
Production
Release
| Original network/platform | SBS |
|---|---|
| First aired | September 5, 2025 |
| Last aired | September 27, 2025 |
| Runtime | 60 minutes |
| Status | ended |
| Schedule | Friday, Saturday at 21:50:00 |