Patton Oswalt is an American actor, writer and stand-up comedian.

In television, he is known for his role as Spence Olchin in the sitcom The King of Queens (1998–2007) and guest starring as the Koenigs on Agents of S.H.I.E.L.D. (2014–2020). After making his acting debut in the Seinfeld episode "The Couch," he has since appeared in a variety of television shows, including Kim Possible, Parks and Recreation, Community, Two and a Half Men, Drunk History, Reno 911!, Mystery Science Theater 3000, Archer, Veep, A.P. Bio and Brooklyn Nine-Nine. He currently narrates the sitcom The Goldbergs (2013–present) as adult Adam F. Goldberg.

Oswalt is known for voicing Remy in the Pixar film Ratatouille (2007) and co-starring opposite Charlize Theron in Young Adult (2011). Other notable film credits include starring in Big Fan (2009), Nature Calls (2012), Freaks of Nature (2015), Donald Trump's The Art of the Deal: The Movie (2016), Nostalgia (2018), and The Secret Life of Pets 2 (2019). He also appeared in Blade: Trinity (2004), The Informant! (2009), and The Secret Life of Walter Mitty (2013). He was also on the show Justified.

In his work as a stand-up comedian, he has appeared in six stand-up specials and won a Primetime Emmy Award for Outstanding Writing for a Variety Special and a Grammy Award for Best Comedy Album for his Netflix special Patton Oswalt: Talking for Clapping (2016).