'Only Murders in the Building' Just Brought This Surprising Guest Star Back in a Blink-and-You'll-Miss-It Way

Only Murders in the Buildinghas a well-known and talented cast, with Steve Martin, Martin Short, and Selena Gomez leading the series as Charles, Oliver, and Mabel. But a large part of what sets this show apart is the quirky secondary characters. Only Murders in the Building has built a reputation for its guest stars, with names ranging from Tina Fey to Zach Galifianakis to Meryl Streep taking guest roles. But with the investigation constantly changing and the show's bloody premise, many don't stay around long.