If You Don't Give Up

Guest stars

Son Hyun-jooas Jang Young-cheolJeong Jong-yeolas Police SergeantJeon Su-jias Kang Hye-seungShin Yi-Joonas Kang Hye-seung (Young)Seo Ji-hoonas Jang Tae-jinKim Woo-seokas Lee Dong-jinSung Ki-yoonas Hae-yeong's Father

Crew

Kim Won-sukDirector

Shows like Signal

The closest matches on shared genres, ranked by match strength and popularity.

1. 01Crime·Mystery·ComedyOnly Murders in the Building2021–present·HuluOnly Murders in the Building follows three New Yorkers who find they have a mutual interest in solving true crime – but limit their amateur sleuthing to only murders in their building.6.8
2. 02Drama·Crime·MysteryHigh Potential2024–present·ABCHigh Potential follows Morgan, a single mom with an exceptional mind, whose unconventional knack for solving crimes leads to an unusual and unstoppable partnership with a by-the-book seasoned detective.7.4
3. 03Drama·Crime·MysteryCastle2009–2016·ABCCastle follows Rick Castle who is one of the world's most successful crime authors.8.2
4. 04Drama·Crime·MysteryThe Mentalist2008–2015·CBSPatrick Jane, an independent consultant with the California Bureau of Investigation (CBI), has a remarkable track record for solving serious crimes by using his razor sharp skills of observation.8.2
5. 05Drama·Crime·MysteryElementary2012–2019·CBSElementary is a modern-day take on the classic Sherlock Holmes story about a crime-solving duo that cracks the NYPD's most impossible cases.8.3
6. 06Drama·Crime·MysteryDexter2006–2013·Paramount+ with ShowtimeHe's smart, he's good looking, and he's got a great sense of humor.8.4

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