'Fewer, Bigger, Better': How the Producers of 'Traitors' & 'Squid Game: The Challenge' Make Reality Hits

Studio Lambert's Stephen Lambert and Tim Harcourt reveal what buyers want, advice for succeeding in the genre, and why 'medium' swings no longer work

MURDERERS ROW Stephen Lambert, right, and Tim Harcourt are producers of Traitors, whose latest U.S. episode is pictured in the backdrop. “Producers intervene very little” on the show, says Lambert. (Photo illustration by The Ankler; Studio Lambert)

Launching a new premium unscripted show in primetime is a hazardous road for most networks, but for U.K. br…