Guest Stars H. Jon Benjamin voices Jimmy Pesto Jr. Bobby Tisdale voices Zeke David Herman voices Mr. Frond David Herman voices Mr. Branca H. Jon Benjamin voices Speedo Guy Sarah Silverman voices Ms. Schnur Larry Murphy voices Pocket Sized Rudy Kristen Schaal voices Female Cyclist #1 David Herman voices Frond's Mom David Herman voices Male Cyclist #1 H. Jon Benjamin voices Scott Brooke Dillman voices Female Cyclist Larry Murphy voices Timmy Larry Murphy voices Male Cyclist #2 Larry Murphy voices Male Cyclist #4 John Roberts voices Male Cyclist #3