Intriguing stories of deception and discovery take center stage as a powerful documentary series delves into the lives of individuals affected by undercover police operations. The program, airing on ITV1 at 9pm, brings to light the emotional turmoil experienced by five women who were unknowingly involved with law enforcement officers posing as civilians. These women share their heart-wrenching journeys of realizing they had been in relationships with men whose true identities were concealed. Their narratives are interwoven with an impressive display of investigative prowess that unravels the complexities of these covert operations. This exposé not only sheds light on personal betrayals but also raises questions about the ethics of such practices.

Meanwhile, across different channels, various events promise excitement and inspiration. At Buckingham Palace, BBC One celebrates World Book Day with a special event hosted by Alex Jones and Roman Kemp. Queen Camilla joins in to listen to six winning tales from young authors, brought vividly to life by celebrity narrators like Olivia Colman. Later in the evening, Channel 4 kicks off the world's largest dog show, Crufts 2025, where Clare Balding guides viewers through the competitive spirit of terriers and hounds. From the agility and speed of flyball heats to the elegance of breed judging, this day offers a feast for dog enthusiasts. Over on BBC One, Lord Sugar’s reality show, The Apprentice, challenges contestants to craft successful corporate retreats in Turkey, testing both their business acumen and teamwork skills amidst breathtaking landscapes.

As night falls, audiences are treated to diverse entertainment options ranging from dramatic storytelling to thrilling sports coverage. Sky Max presents a continuation of Chris O’Dowd’s sci-fi comedy drama set against the backdrop of Ireland, blending local charm with Hollywood flair. U&Drama revives the classic 80s crime series Bergerac, now starring Damien Molony, as he navigates complex cases on Jersey Island. Finally, sports fans can tune into BBC Two for the European Indoor Championships, cheering on athletes like Georgia Hunter Bell as they compete at Omnisport Apeldoorn in the Netherlands. Each program contributes to an evening rich in emotion, creativity, and competition, reminding us of the power of human resilience and the joy found in shared experiences.