Guest Stars Toheeb Jimoh as Marcus Pete MacHale as Leon Ursula Holliday as Cass Stewart Carlyss Peer as Martha Freeman Laurie Kynaston as Jonah Green Sheila Atim as Amanda Javad Kwong Loke as Hau Jonny Dixon as Nevin Wasim Zakir as Naz Shereen Martin as Sen Liam Smith as Kuba Sharon Ballard as ICSA Guard