TVTV NewsChannel 4Channel 4 has quietly added a brand new season of the must-watch true crime documentary show08:33, 30 Jul 2026A true crime documentary will explore a brutal murder of a much-loved mum, and it can be watched tonight.‌Murder Case: The Digital Detectives is a Channel 4 true crime documentary series that plunges viewers straight into the heart of a murder investigation in the UK, but with a twist.‌As it follows detectives in a race against the clock, the series focuses on the cutting edge digital forensics used to solve complex crimes as viewers follow the case from the moment a harrowing 999 call is made, featuring real life body cam footage and call logs to emergency services.‌Analysing technology and social media interactions, viewers witness officers pinpointing locations using digital footprints as they search for justice.The true crime series has been hailed as a must watch for fans of the genre, and a brand new episode airs tonight (Thursday, July 30) at 9pm on Channel 4 - but it is a brutal watch.‌Tonight's episode marks the third instalment of the new series so far, plunging viewers into the murder of a much-loved mum.A Channel 4 synopsis reads: "A brutal murder of a much-loved mum, a killer on the run across Europe leaving a digital trail, and the text message that unlocks the truth and brings justice."According to Radio Times, the episode will delve into the chilling murder of Hampshire mum Samantha Holden who was killed back in 2022. She received a haunting text message from an unknown number that read: "I am 30 seconds from your door."‌Series One was first released back in 2024 and became a huge success, with each episode focusing on a new case, including a Scottish murder investigation where a fire had destroyed physical evidence.Season Two so far has focused on recent investigations such as the 2025 murder of Sheffield teenager Harvey Willgoose.‌After the first episode of Season Two aired earlier this month viewers have urged true crime fans to watch the groundbreaking documentary, particularly those who are fans of 24 Hours in Police Custody.Over on TikTok, one true crime fan said last week it was a "really good watch", adding: "If you haven't watched the other one they are well worth a watch."In another clip, one person branded it "horrifying to the core" as another stated: "Absolutely horrific his parents are so brave."Article continues belowLast week's episode explored the death of a 19 year old when a former friendship turned into gang rivals. A clip was posted on Facebook this week as one person wrote it was "shocking" as another said it was a "heartbreaking" watch.Another episode is set to air next Thursday (August 6) at 9pm on Channel 4.Murder Case: The Digital Detectives airs tonight at 9pm on Channel 4. Episodes are also available to stream online.Choose Daily Mirror as a 'Preferred Source' on Google News for quick access to the news you value.‌Channel 4Documentaries