Under Investigation2021SeriesRating46 seasons48 episodesReturning SeriesPlayAdd to favoritesAdd to FavoritesUnder Investigation will seek to solve crimes, uncover new evidence, hear from people who have never spoken publicly, while harnessing great knowledge and skill with exciting and innovative storytelling techniques.TalkCrimeSeasonsSeason 16 episodes · 2021Season 2 image is missingSeason 26 episodes · 2021Season 3 image is missingSeason 38 episodes · 2022Season 4 image is missingSeason 48 episodes · 2022Season 5 image is missingSeason 510 episodes · 2023Season 6 image is missingSeason 610 episodes · 2024You may also likeInspector George Gently2008The Chelsea Detective2022The Kelly Clarkson Show2019Under Salt Marsh2026Carmen Sandiego2019Prisoner2026Miss Marple: Nemesis1987Lynley2025The Iris Affair2025Knight Rider1982Who Wants to Be a Millionaire?1999Kids' Choice Awards1987The New Batman Adventures1997Manhunt2017Steeltown Murders2023The Tonight Show Starring Johnny Carson1962Taken2002Hart to Hart1979All Her Fault2025Alias Smith and Jones1971