Guest Stars Treva Etienne as Frank Munezero Malou Coindreau as Hana Ennis Nicholas Beveney as Nkanza a Nkanga Michael Gould as Harper Hopkinson Timothy Walker as Richard Ratzenburger Mimi Ndiweni as Mary Mundanzi Philip Arditti as Colonel Colbert Zaris-Angel Hator as Young Kate Richard Dixon as Fred Sturridge Tom Pande as Ed Holt Ronkẹ Adékoluẹjo as Alice's Secretary Leo Wringer as John Karbera Mark Underwood as John Newfield Fred Nii Amugi as DRC Forest Guide Khadija Mohammed as Zula Cheikh Diop as Kate's Father Pascal Aka as DRC Hospital Doctor Claire Ashton as Funeral Mourner