Pilgrimage: The Road Through the Alps sees The Traitors’ Harry Clark embark on a journey of faith as he joins six other famous faces to learn about their different approaches to spirituality on an epic trek.While previous series have followed celebrity pilgrims as they have travelled through the likes of Italy, Scotland and Wales, the new three-part run, airing on BBC Two this Easter, finds the group trekking 300km along a traditional pilgrim route from Inzing in the Austrian Tyrol to Einsiedeln Abbey in Switzerland and staying at pilgrim hostels and visiting religious sites along the way.Also on the trip are The Wanted’s Jay McGuiness, who is agnostic; actor Helen Lederer, who has Jewish and Protestant roots; comic Daliso Chaponda, who is looking into the Baha’i faith; presenter Jeff Brazier, who enjoys meditation; journalist and "modern" Muslim Nelufar Hedayat; and paralympian Stef Reid, a Christian.

Here, in an exclusive interview, former soldier Harry Clark tells What to Watch about his incredible journey in Pilgrimage: The Road Through the Alps...

Helen Lederer, Daliso Chaponda, Stef Reid, Jay McGuiness, Jeff Brazier, Nelufar Hedayat and Harry Clark explore the Alps (Image credit: BBC/CTVC)Pilgrimage: The Road Through the Alps sees you examine your religious beliefs. Have you always had a deep faith?“Yes, as a kid I was an altar server and played the violin in church. In the army I stayed connected to my faith but I suffered massively with my mental health and it w.