Actors Michael McKean, left, and Annette O'Toole attend the 2025 Writer's Guild Awards at the Edison Ballroom on Saturday, Feb. 15, 2025, in New York. (Photo by Andy Kropa/Invision/AP) ...

Actor Michael McKean attends media day for the upcoming Broadway production of "Glengarry Glen Ross" at the Baryshnikov Arts ...

It's a reference hidden on the BBC iPlayer on every major TV show - and people are spotting the reason it's there.