Special Guest Stars Michelle Yeoh as Emperor Philippa Georgiou Augustus Iaponius Centarius Guest Stars Mary Chieffo as L'Rell Jayne Brook as Admiral Katrina Cornwell James Frain as Ambassador Sarek Mia Kirshner as Amanda Grayson Clint Howard as Orion Co Starring Emily Coutts as Lt. Cmdr. Keyla Detmer Patrick Kwok-Choon as Lt. Cmdr. Gen Rhys Oyin Oladejo as Lt. Cmdr. Joann Owosekun Ronnie Rowe as Lt. Cmdr. Ronald Altman Bryce Julianne Grossman voices Discovery Computer Sara Mitich as Lieutenant Commander Airiam Damon Runyan as Ujilli Michael Ayres as Transport Officer Clare McConnell as Dennas Riley Gilchrist as Admiral Shukar Harry Judge as Tellarite Admiral Gorch Morgan Kohan as Weapons Trader Matthew Binkley as Shavo Bree Wasylenko as Shava David Benjamin Tomlinson as Klingon Player #1 Anthony Grant as Er' Toom Crystal Leger as Klingon Player #2