The Secret Millionaires Club

Voice cast

 * Warren Buffett – Himself (2011–2013)
 * Guy Pinkham – Warren Buffett (2013–2014)
 * Chris J. Alex – Starty, Radley Hemming (2013–2014)
 * Ogie Banks – Radley Hemming (2011–2013)
 * Debbie Bosanek – D.E.B.
 * Julie Maddalena – Elena Ramirez
 * Stephanie Sheh – Hou "Lisa" Lihua
 * Steve Staley – David Allan Jones, Lancelot(ep. 11–13), David Beeks (ep. 18)

Additional voices

 * Odell Atkinson – Ian Graham (ep. 9), Atan (ep. 10)
 * Seth O. Atkinson – Tough Teen (ep. 7)
 * Johnny Yong Bosch – Bohai (ep. 7)
 * Kevin Brief – Warren Buffett (ep. 7)
 * Christine Marie Cabanos – Elena Ramirez's Brothers (ep. 1)
 * Nick Cannon – Himself (ep. 6)
 * Gisele Bundchen – Herself (ep. 10)
 * Bill Gates – Himself (ep. 15)
 * Dre Gordon – Principal (ep. 1)
 * Erika Harlacher – Girl Player (ep. 4), Hayley (ep. 9)
 * Kyle Hebert – Enzo (ep. 4)
 * Jay-Z – Himself (ep. 1)
 * Mela Lee – Becky (ep. 5), Millie (ep. 6)
 * Wendee Lee – Hostess (ep. 9)
 * Amanda C. Miller – Skateboarder (ep. 1), Flower Shop Owner (ep. 4), Mrs. Ramirez (ep. 5), Millie's Mom (ep. 6)
 * Jake O'Connor – Skateboarder (ep. 1), Truffles the Pig (ep. 3)
 * John D. Olivas – Himself (ep. 14)
 * Shaquille O'Neal – Himself (ep. 5)
 * Kelly Rowland – Herself (ep. 21)
 * Victor Sgroi – Pete Jr. (ep. 3), Mr. Evans (ep. 5)
 * Joe J. Thomas – Sid (ep. 5), Sportscaster (ep. 5), Millie's Dad (ep. 6), Mr. Graham (ep. 9)
 * Liu Yang – Herself (ep. 14)
 * Jo Young – Sebastian (ep. 6)