How ‘Only Murders in the Building’ Season 4 Found Its Hollywood Doppelganger Trio

After putting on a Broadway show last season, “Only Murders in the Building” raised the creative bar in Season 4 with a love letter to Hollywood film—and with it came a star-studded ensemble.

The season finds Paramount Pictures filming a movie adaptation of the podcast featuring Steve Martin’s Charles-Haden Savage, Martin Short’s Oliver Putnam and Selena Gomez’s Mabel Mora, with that trio portrayed on screen by Eugene Levy, Zach Galifianakis and Eva Longoria.

“The first conversation was...