Actor Dame Penelope Keith; interior designer Nicky Haslam; writer Alex Wheatle and conservationist Dr Amy Dickman join Aasmah Mir and the Revd Richard Coles.

Dame Penelope Keith, best known for her television roles in the Good Life and To The Manor Born, celebrates village life in the Channel 4 series Hidden Villages and is currently on a quest to find Britain's Village of the Year.

Interior designer and socialite Nicky Haslam is performing his cabaret show - featuring songs by Cole Porter, Kurt Weill and Irving Berlin - at the Pheasantry in London in May and June. His company has designed homes for Mick Jagger, Bryan Ferry, Rod Stewart, Ringo Starr, Charles Saatchi and Rupert Everett among others.

Alex Wheatle is a writer of young adult fiction who won the Guardian's children's fiction prize in 2016. His latest book, Straight Outta Crongton, is the third instalment of his Crongton series of novels.

Dr Amy Dickman is a conservation biologist with a particular interest in the maintenance of threatened wildlife populations on human-dominated land and how to resolve human-wildlife conflict. She is director of Ruaha Carnivore Project (RCP), a community-based lion conservation initiative in Tanzania.

Actor Dennis Quaid reveals his Inheritance Tracks and talks about his love of music and performing with his band, the Sharks. He stars in A Dog's Purpose which is on general release.

The Hot 8 Brass Band from New Orleans have been playing together for 20 years, performing at community parades and funerals. The band's founder and sousaphone player Bennie Pete discusses the band's early years and celebrates their music and sense of unity which has held them together during the good times and the bad. The band are touring the UK.

Producer: Paula McGinley