Five female activists tell the astonishing tale of how they discovered they were dating undercover police officers. Plus: canine capers at Crufts. Here’s what to watch today

9pm, ITV1

This shocking documentary series televises the “spy cops” scandal brought to national attention by the Guardian. Told by five female activists whose romantic partners suddenly abandoned them, it’s a moving, personal account of discovering you’ve been dating an undercover police officer – and an astonishing tale of their investigative nous. Alexi Duggins

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