Steve Bannos is an American television and film actor, writer and photo dealer. As an actor, he often had cameos in Judd Apatow and Paul Feig films, and is also known for his portrayal of Frank Kowchevski on the short-lived NBC dramedy Freaks and Geeks. Bannos appeared in the films Spy, The Heat, Bridesmaids, Funny People, Superbad, The 40-Year-Old Virgin, Drillbit Taylor, Pineapple Express, and Unaccompanied Minors; and TV appearances in Love, Mike & Molly, Days of Our Lives, Eagleheart, The Mentalist and Without a Trace. Bannos also played the characters "Mr. Combover" and "Mr. Gross" on the Nickelodeon TV show, Ned's Declassified School Survival Guide.

Bannos also wrote for Freaks and Geeks, Disney's Recess, the Nicktoon Doug and was a four-time guest writer on Saturday Night Live.