Former footballer Les Ferdinand is coerced into the North Sea in a wetsuit as he joins Robson Green on a short break in Northumberland packed with memories and laughter.
Comedian Lost Voice Guy - aka Lee Ridley - joins Robson in County Durham to explore the benefits of getting into the great outdoors. The pair go for a stroll down memory lane and sail a boat.
In a family affair, Robson is joined by his uncle and nephew on his mission to try new activities in the great outdoors, including birdwatching and gliding.
Dragons Den star Sara Davies takes Robson gorge-walking in Teesdale as the actor continues his mission to find new ways of spending time in the great outdoors.
Robson plays host to his Grantchester co-star Tom Brittney on a road trip around County Durham, with the pair on a mission to find peace and relaxation in the countryside.
Robson and TV presenter Steph McGovern explore beach foraging and kite-buggying in Northumberland, on their mission to find new things to do in the great outdoors.
Sunderland-born actress Melanie Hill joins Robson on his pursuit of outdoor activities to help relax and recharge. They travel to High Force, one of the UKs biggest waterfalls.
Robson is joined by his uncle Matheson to test a night in a local youth hostel. They sign up for a cookery class, take a guided walk on Hadrian's Wall and visit remote honey beehives.
Robson joins forces with his brother David and uncle Matheson for landscape painting, an organised treetop adventure park and fly fishing on a picturesque Northumbrian lake.
Robson and podcaster Rosie Ramsey sign up for a bushcraft lesson and test the health benefits of laughter during an adrenaline-fuelled power buggy race.
Actor Charlie Hardwick shows Robson the hidden gems of the east Durham coastline, taking an art class on the sand and attending an outdoor singing session.
Robson is joined by author LJ Ross on a trip along the Northumbrian coast. They visit Holy Island - the setting for Ross's first novel - and sign up for a Nordic walking lesson.
Robson is joined by Hairy Biker Si King to visit some wild cattle at the Chillingham estate and explore the health benefits of group drumming in an outdoor music session.