Shows Like Signal

If you liked Signal (2016), a crime and mystery series, here are 20 shows with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
The Good Detective (2020)
★ 7.2/10Also crime and drama
A drama about the race between people who want to get closer to the truth and those who want to cover it up. Jang Seung Jo will take on the role of Oh Ji Hyuk, an elite detective of nine years who does not share his…
2
Big Mouth (2022)
★ 8.4/10Also mystery and drama
A lawyer with a ten-percent winning rate is caught up in a murder case and becomes the notorious and genius con artist, Big Mouse, overnight. In order to survive and protect his family, he tries to reveal the true…
3
Emergence (2019)
★ 6.9/10Also drama and mystery
A police chief takes in a young child she finds near the site of a mysterious accident who has no memory of what has happened. The investigation draws her into a conspiracy larger than she ever imagined, and the…
4
Beyond Evil (2021)
★ 8.5/10Also drama and crime
As a killing resembling a cold case resurfaces in a small town, the chase for the truth falls on two policemen who each harbor secrets of their own.
5
Connection (2024)
★ 7.7/10Also drama and crime
Someone causes a narcotics unit detective to become addicted to drugs. What is the connection between them?
6
Again My Life (2022)
★ 8/10Also drama and crime
A public prosecutor is murdered while investigating corruption. But when he is “reborn” as his previous self, can he team up with a wealthy family heir to find answers?
7
Grimm (2011)
★ 8.3/10Also drama and mystery
After Portland homicide detective Nick Burkhardt discovers he's descended from an elite line of criminal profilers known as "Grimms," he increasingly finds his responsibilities as a detective at odds with his new…
8
The Bay (2019)
★ 6.5/10Also drama and crime
Family Liaison Officer Lisa Armstrong becomes a little too emotionally involved with a case (to the point where she might compromise it) concerning a pair of missing Morecambe twins to whose distraught parents she is…
9
Fool Me Once (2024)
★ 7.2/10Also drama and crime
When ex-soldier Maya sees her murdered husband on a secret nanny cam, she uncovers a deadly conspiracy that stretches deep into the past.
10
My Name (2021)
★ 8.2/10Also crime and drama
Following her father's murder, a revenge-driven woman puts her trust in a powerful crime boss — and enters the police force under his direction.
11
Gangnam B-Side (2024)
★ 7.4/10Also crime and drama
When Jaehee, a top call girl at a club in Gangnam, goes missing, Detective Kang Dongwoo returns to crack the case. Prosecutor Min Seojin aims to rise in rank, while the notorious pimp, Yoon Gilho becomes a prime…
12
Dalgliesh (2021)
★ 6.7/10Also crime and drama
A recent widower and acclaimed poet, enigmatic Inspector Adam Dalgliesh employs his exceptional empathy and insight to plumb the darker depths of the human psyche while investigating complex crimes in 1970s England.
13
Mr. Mercedes (2017)
★ 7.2/10Also mystery and sci-fi & fantasy
A demented serial killer taunts a retired police detective with a series of lurid letters and emails, forcing the ex-cop to undertake a private, and potentially felonious, crusade to bring the killer to justice before…
14
Criminal Minds (2005)
★ 8.3/10Also crime and drama
An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding…
15
Crime (2021)
★ 6.5/10Also crime and drama
Detective Inspector Ray Lennox investigates the disappearance of a schoolgirl while battling cocaine addiction and a mental breakdown.
16
The Prosecutor's Proposal (2026)
★ 6.8/10Also mystery and crime
A victim’s son and a killer’s son reunite as a prosecutor and investigator, fighting systemic corruption while becoming each other's salvation.
17
Criminal Record (2024)
★ 6.5/10Also crime and drama
In the heart of London, an anonymous phone call draws two brilliant detectives—a young woman in the early stages of her career and a well-connected man determined to protect his legacy—into a fight to correct an old…
18
Partners for Justice (2018)
★ 7.2/10Also drama and mystery
Baek Beom has worked as a forensic doctor for 10 years. He has a bad personality, but he is excellent with his work. Baek Beom does not open his mind to other people. Eun Sol is a rookie prosecutor with a warm heart…
19
Perry Mason (2020)
★ 7.2/10Also drama and mystery
Set in 1932 Los Angeles, the series focuses on the origin story of famed defense lawyer Perry Mason. Living check-to-check as a low-rent private investigator, Mason is haunted by his wartime experiences in France and…
20
My Perfect Stranger (2023)
★ 8.1/10Also drama and sci-fi & fantasy
Yun Hae Jun is the youngest anchor to ever work at his broadcasting station. He is calm and straightforward as a journalist and kind in his personal life. On the other hand, Baek Yun Yeong dreamed of becoming a writer…