Anthony Grant is the Canadian-American actor/writer/director who appeared as the Klingon Comm Officer in the Star Trek: Discovery episode, "Si Vis Pacem, Para Bellum" and as Er'toom in "Will You Take My Hand?" His previous film and television work as an actor includes The Listener, Aaliyah: The Princess of R&B, Lost Girl, Rookie Blue, Hemlock Grove, The Expanse and Private Eyes.
The invisibility screen was a stealth technology developed by the House of T’Kuvma for their Sarcophagus ship that made it invisible to Federation starships. It was first discovered by the U.S.S. Shenzhou during the Battle of the Binary War.
Following the death of T’Kuvma and General Kol’s takeover of the Sarcophagus ship, Kol shared the technology with any Klingon house that would offer him loyalty.
Pahvo, discovered by the Vulcans in the 21st century, contains a transmitter which sends the planet’s sounds into space. Each vibration, or the tiniest motion of every living organism on its surface, is represented by a single note. Those notes are combined into music. The origin of the transmitter was unknown.
Michael Boisvert played Captain T'Shen Kovil of the U.S.S. Gargarin, who went down with his ship in the Star Trek: Discovery episode, "Si Vis Pacem, Para Bellum." The Toronto-based actor and director counts among his many film and television credits Prince Charming, Queer as Folk, Stargate: Atlantis, Murdoch Mysteries, The Listener, Pixels, Dark Matter and Jigsaw.
Dancer/actor/model/poet Izaak Smith played the Jogger in the Star Trek: Discovery episode, "Magic to Make the Sanest Man Go Mad." Since reaching the top six in the first season of So You Think You Can Dance Canada, back in 2008, he has amassed such television and film credits as Percy Jackson & The Olympians: The Lightning Thief, Lost Girl, The Listener, Rise, Covert Affairs, Aaliyah: The Princess of R&B and Kim's Convenience.
Katherine Barrell is the Canadian actor, producer and director who played Stella Grimes in the Star Trek: Discovery episode, “Magic to Make the Sanest Man Go Mad.” She studied at the prestigious George Brown Classical Theatre School and fell in love with the intricacy of film acting soon after graduation. Best known for her role as Officer Nicole Haught on Wynonna Earp, Barrell counts among her other television and film credits Lost Girl, Reign, The Scarehouse, My Ex, Workin’ Moms and Tin Star.
Canadian actor Jason Deline portrayed the Medical Officer in the Star Trek: Discovery episode "Magic to Make the Sanest Man Go Mad." A television and film veteran, he's appeared in DeGrassi: The Next Generation, Warehouse 13, X-Men: Days of Future Past, Arrow and When We Rise.
Tamara Deverell is Star Trek: Discovery's Production Designer. Based in Toronto and New York, Deverell's two-plus decades of film and television credits include Existenz, X-Men, Wonderfalls, Happy Town, Suits, The Strain and Incorporated. She also produced the film Still Mine, which starred familiar Star Trek names James Cromwell and Genevieve Bujold.