Even non-Star Trek fans are aware that 2017’s Black Mirror episode “USS Callister” was very clearly an homage to Star Trek: The Original Series. And, in Season 7’s new episode, “USS Callister: Into Infinity,” there are plenty of additional shout-outs to the classic Star Trek, especially when the episode gets into its final act.
But, among all the somewhat obvious Star Trek Easter eggs — like the transporter, the music cues, the way the ship looks, et al. — there’s also one very sneaky, but much more on-the-nose Trek Easter egg tucked into the background. And this Easter egg isn’t about The Original Series, but instead, a direct connection to the 1990s heyday of The Next Generation.
