The unmistakable voice of H. John Benjamin (Bob’s Burgers, Archer) appeared in the Short Trek: The Trouble with Edward. Seems he’s the one responsible for the “ecological menace” of tribble proliferation. Don’t know if it’s considered canon, but I can live with it.
Hey, at least one of the short short treks let me know that Dana Synder (thus, Shake and Grandma Cuyler) are also part of this