Guest Stars Jameela Jamil voices Ensign Asencia Daveed Diggs voices Commander Tysess Jason Alexander voices Doctor Noum Billy Campbell voices Thadiun Okona Kimberly Brooks voices Commander Kaseth Eric Bauza voices Barniss Frex Kimberly Brooks voices Emergency System Eric Bauza voices Denaxi Visitor #1 Eric Bauza voices Klingon Pilot Eric Bauza voices TSA Monitors Dee Bradley Baker voices Denaxi Visitor #2 Dee Bradley Baker voices Alien Brook Chalmers voices Passerby Brook Chalmers voices Xindi Sentry #1 Brook Chalmers voices Xindi Sentry #2 Brook Chalmers voices Xindi Sentry #3