Guest Stars Michael Jibson as Matthew Evansford Ryan Reffell as John Ransome Caspar Griffiths as Frankie Seaborne Gerard Kearns as Henry Banks Dixie Egerickx as Jo Ransome Jamael Westman as Dr. George Spencer Lily-Rose Aslandogdu as Naomi Banks Robin Berry as Jonah Matt Brewer as Fisherman One Tommy French as Samuel David Streames as Landlord Deepica Stephen as Sali Yaamin Chowdhury as Nev Jenny Bolt as Harbour Woman Steve North as Fisherman Two Henry Davis as Doctor Morton Law Ballard as Aldwinter Woman John MacCormick as Doctor Caldwell Neil Harget as Pub Man Christopher Fairbank as Cracknell Michelle Asante as Maureen Fry Nicholas Goh as Doctor Zhao Maddy Collins as Girl Kai Boorman as Boy Joe Roast as Cheeky Boy