Sean Tillmann is an American singer-songwriter and actor. He is known in the United States' independent music community with music projects such as Calvin Krime and Sean Na Na, but is best known by his alter ego Har Mar Superstar. After playing in a number of garage bands during high school, Tillmann moved to Saint Paul, Minnesota, and joined three-piece noise band Calvin Krime as bassist and lead vocalist.

Filmography

• 2019Bliss — Coach Jeff
• Mystery Science Theater 3000 — Skeleton Crew Bandleader
• 2016Adam Green's Aladdin — British Druggie Guy / Crowd Voices, Choreographer
• Party Legends
• 2014Live Nude Girls — Tommy
• 2013Burnout — Archie
• 2012Pitch Perfect — Clef #2
• 2011The Wrong Ferarri
• 2010Held Up — Phil
• 2009Lovely, Still — Peter (as Sean Tillmann)
• 2009Whip It — Fight Attendants Coach
• 2004Starsky & Hutch — Dancin' Rick

Appearances as themselves (2)

• Broad City — Self
• Never Mind the Buzzcocks — Self, Self - Panellist