Diedrich Bader character Yuri
Field Cate character Buddha (voice)
Kendall Cross character Sam's Mom
Mike Dopud character Investor #1
Jason Earles character Spudnick (voice)
Bill Fagerbakke character Pi
Pat Finn character Bill Wolfson
Josh Flitter character Budderball (voice)
Chris Gauthier character Tad's Cameraman
Skyler Gisondo character B-Dawg (voice)
Nolan Gould character Sam
C. Ernst Harth character Guard
Ali Hillis character Astro Spalding
Henry Hodges character Mudbud (voice)
Quinn Lord character Pete
Liliana Mumy character Rosebud (voice)
Lochlyn Munro character Slats Bentley
Amy Sedaris character Gravity (voice)
Kevin Weisman character Dr. Finkel
Wayne Wilderson character Tad Thompson
