TV series 2025 1h 1 season
Queen Mantis
사마귀: 살인자의 외출
- 7.2/1030 votes · TMDB
- On 6 services in United States
Where to watch in United States
Checked October 11, 2026
Available in 108 other countries 108 with streaming
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Availability history in United States
Last checked
On 6 services when we started tracking Netflix, Netflix Standard with Ads, Rakuten Viki, OnDemandKorea, Kocowa, Kocowa Amazon Channel
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Overview
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
Go Hyun-jungJeong Yi-shin
Jang Dong-yoonCha Su-yeol
Cho Seong-haJoong-ho
ELNa-hee
Kim Bo-raLee Jung-yeon
Lee Hwang-euiJung Hyeon Nam [I Sin's father]
Kim Min-hoBae Seong Gyu [Detective]
Kim Tae-jeongChoi Hyeok [Detective]
Park Wan-HyeongSon Ji An [Detective]
Han Dong-heeSeo A Ra [Jung Yeon's friend]
Lee Tae-guSeo Gu Wan- Lee Yoon-geonHong Seung Pyo [Police commissioner general]
- Han Si-AhKim Eun Ae
Kil Eun-sungKim U Tae [Security]
Cha Soon-baePark Eun Bae [Min Jae's father]- Lee Chang-minPark Min-jae
Seasons and episodes
1 season8 episodes
Season 1
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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.
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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.
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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.
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Episode 4
The culprit begins to close in on Su-yeol's family. I-shin pressures Su-yeol to take action — but she happens to be the one threatening his family.
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Episode 5
Su-yeol finds I-shin in his home after she vanishes under police watch. The killer demands to speak to I-shin and gives her a hint about the plan.
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Episode 6
Shaken by recent events, Su-yeol attempts to confide in Lee Jung-yeon. During a tense call, I-shin manipulates the killer into exposing a crucial lead.
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Episode 7
As Jung-yeon copes with the truth of Su-yeol's past, the killer reveals their identity — and takes a hostage, forcing Su-yeol into a dangerous bargain.
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Episode 8
After a tense hostage exchange, I-shin confronts her protégé. Su-yeol makes a grim discovery about his family's fractured past.
If you like Queen Mantis
+8 
+2 
+11 
+8 
+18 
+6 
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