Guest Stars Jessica McKenna voices Ensign Barnes Carl Tart voices Lieutenant Kayshon Gabrielle Ruiz voices T'Lyn Jon Curry voices Ma'ah Jessica Lowe voices T'Gai Nolan North voices Starfleet cadet Kari Wahlgren voices Vulcan Officer Colton Dunn voices Captain Dorg Robin Atkin Downes voices Togg Joy Brunson voices Shara Marc Evan Jackson voices Sh'vhal Male Lower Decker Rich Fulcher voices Rebner Sean Walton voices G'reck