Seth Rogen’s Matt Remick may fancy himself as a champion of filmmakers, but in The Studio’s second episode, the newly minted studio head proves to be his own worst enemy. When he visits the set of a high-stakes shoot helmed by guest star Sarah Polley, what should have been a seamless cinematic “oner” — a scene that’s filmed in one continuous shot without cuts or edits — turns into a chaotic comedy of errors.

“The original idea was just how disruptive it can be at times when studio executives come to visit the set and how much the filmmakers...