Guest Stars Norm Macdonald voices Yaphit Larry Joe Campbell voices Steve Newton Robert Knepper as Hamelac James Morrison as Kemka Max Burkholder as Tomilin Co Starring Rachael MacFarlane voices Computer Voice Casey Sander as Druyan Captain Michael Duisenberg as Uniformed Man #1 Derek Graf as Uniformed Man #2 Julie Mitchell as Woman David Hutchison as Alien Man Eddie Davenport as Guard #1 Kane Lieu as Security Station Officer Justice Hedenberg as Dissident Uncredited Liam Neeson as Jahavus Dorahl