Nature's Calling Catch up on the ITV Hub Full Series Series 1 available Comedy series looking at how nature could help the mental health crisis. TikTok star Mary Steven and musician Niko B ditch the city to forge a new relationship with the outdoors. 3 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Full Series Series 1 1. Niko B And Mary Steven Dive For Dopamine Nature's Calling 2. Niko B And Mary Steven Go Birding Tom and Mary close out their phones, look up at the sky, and find some inner peace.” Latest 3. Niko B And Mary Steven: Nude In Nature From life drawing classes to a quiet stream outdoors, Tom and Mary reflect.