Guest Stars Rover de Hauwere as Arthur Melnick Matthieu Sys as David Burak Balci as Zev Clara Cleymans as Carolyn Rashif El Kaoui as Hadi Mansour Sari-Lynn Kerkhofs as Chesa Amy De Bhrún as Natasha Halpin Ella Leyers as Lina Martin Louise Clark as Restaurant Host Ciara Moynihan as Holly Brannigan Jared McNamara as Ronan Brannigan James Corr as Young Bartender Freek Braeckman as Belgian Anchorman Desmond Eastwood as Darren Reid Abigail Abraham as Amani Jouejati Johna Grace Power as Fionn's Secretary Serine Ayari as Manager Refugee Center Jehon Gorani as Josef Johan De Paepe as Laundromat Owner Mike Finn as Bar Owner