Actor Bruce Horak, who played Hemmer, returns as the Klingon general. In real life, the actor performs in a musical group, the Railbirds, which explains his superior singing chops.
And Christina Chong, who plays La’an, and Celia Rose Gooding, who plays Uhura, both have musical theater backgrounds. Gooding got a Tony nomination for her performance on Broadway in “Jagged Little Pill.”
Star Trek: Strange New Worlds Season 2 Just Pulled Off a Secret Cameo | Den of Geek