Special Guest Stars Michelle Yeoh as Emperor Philippa Georgiou Augustus Iaponius Centarius Guest Stars Blu del Barrio as Adira Oded Fehr as Admiral Charles Vance Janet Kidder as Osyraa Ache Hernandez as Kyheem Noah Averbach-Katz as Ryn Ian Lake as Tolor 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 David Benjamin Tomlinson as Lt. J.G. Linus Raven Dauda as Dr. Tracy Pollard Fabio Tassone voices Book's Ship Computer Luca Doulgeris as Leto Jhaleil Swaby as San Ross Carter as Lt. Haj