Special Guest Stars Michelle Yeoh as Emperor Philippa Georgiou Augustus Iaponius Centarius Guest Stars Rachael Ancheril as Commander Nhan Jayne Brook as Admiral Katrina Cornwell Ethan Peck as Spock Alan van Sprang as Leland Sonja Sohn as Gabrielle Burnham Co Starring Emily Coutts as Lt. Cmdr. Keyla Detmer Oyin Oladejo as Lt. Cmdr. Joann Owosekun Patrick Kwok-Choon as Lt. Cmdr. Gen Rhys Ronnie Rowe as Lt. Cmdr. Ronald Altman Bryce Sara Mitich as Lt. Cmdr. Nilsson Hannah Cheesman as Lieutenant Commander Airiam Jason Anthony voices Control Computer