Peter Grosz (born 11 January 1974, New York City) is an American actor, television writer, and producer best known for his role in Sonic Drive-In's "Two Guys" commercials alongside T. J. Jagodowski (until 2020). He trained in improv at iO Chicago and The Second City, and is a frequent panelist on NPR's Wait Wait… Don't Tell Me. His TV credits include recurring roles in Veep (12 episodes), The President Show (22 episodes, also as writer and executive producer), and The Marvelous Mrs. Maisel. His film credits include The Weather Man (2005), Stranger Than Fiction (2006), Rough Night (2017), and The Menu (2022). He made his Broadway debut in 2023 in Good Night, Oscar. No major awards are on record.