Guest Stars Desmond Askew as Brody Davis Miko Hughes as Nicholas Crawford Desmond Askew as Larek Co Starring Faline England as Kathana David Reivers as Sero Marji Martin as Hanar Jerry Gelb as Emissary Uncredited Katherine Heigl as Vilandra / Lonnie Emilie de Ravin as Ava Brendan Fehr as Rath