TV Guide ITV3 Wednesday

Dr Merrick is called out to a remote farmhouse, where she discovers three children have been left orphaned by the death of their father. Adamant that the family should stay together, Steve helps the eldest fight a custody battle, but a series of obstacles stands in their way. Meanwhile, Vernon opens a caravan park, but it is David who ends up having to entertain the not-so-happy campers

Part two of two. The amateur sleuths continue their investigation after Martin Frazer's cousin, who supposedly drowned, is spotted alive and well a few days later. Mystery drama, starring Felicity Kendal and Pam Ferris

The detective investigates a daring robbery at a port and uncovers a web of intrigue when it turns out to be an inside job. However the insider's motivation isn't just money as his son has been kidnapped to make sure everyone sticks to the plan, which ends up going horribly wrong

A student production of The Merchant of Venice is halted when the actor playing Shylock is murdered during the performance. Lewis and Hathaway are struck by the lack of grief among the cast and crew - especially the ambitious director, who wastes no time recasting the role. The detectives discover the victim had an expensive lifestyle and not only owed money to his fellow students, but was also suspected of stealing from them. However, the investigation has barely got under way before the killer strikes again. Kevin Whately and Laurence Fox star