The pop-up began when a large glass box appeared in Grand Central's Vanderbilt Hall, containing a replica of the four-seated desk from Lumon's Macrodata Refinement department. Hired actors playing Lumon employees sat at their desks, doing Lumon things (by which I mean, sorting numbers while not having a clue what said numbers mean).

C ommuters rushing through Grand Central Station on Tuesday were treated to a curious sight: A glass cube filled with actors in business casual, miming the mundane motions of offi

Adam Scott, Britt Lower, Zach Cherry, Patricia Arquette and Tramell Tillman all appeared as their 'Severance' characters for the pop-up. Ben Stiller was on hand for pictures.