Guest stars who visited the set for the season include Jack Antonoff, Chance the Rapper, Andy Grammer, Whoopi Goldberg, Tiffany Haddish, Zoë Kravitz, Keegan-Michael Key, Kate Micucci, Bill Nye, Patton Oswalt, Questlove, Allison Williams, and Wil Wheaton. Cast members appearing in street scenes for the season include Suki Lopez (Nina), Alan Muraoka (Alan) and Chris Knowings (Chris). This marks the first season with Peter Linz taking over as Ernie. The second season of Matt Vogel's web-series, "Below the Frame," was produced during the production of Season 49.