Kenan Thompson
Fat Albert
Kyla Pratt
Doris Robertson
Dania Ramirez
Lauri Robertson
Shedrack Anderson III
Rudolph "Rudy" Davis
Jermaine Williams
James "Mushmouth" Mush
Keith D. Robinson
William Henry "Bill" Cosby Jr.
Marques Houston
"Dumb" Donald Parker
Aaron Frazier
"Old Weird" Harold Simmons
Bill Cosby
Self
Omarion
Reggie
Keri Lynn Pratt
Heather
Alice Greczyn
Becky
Animated character Fat Albert emerges from his TV universe into the real world, accompanied by his friends Rudy, Mushmouth, Old Weird Harold and Dumb Donald. Though the gang is flabbergasted by the modern world, they make new friends, and Albert attempts to help young Doris become popular. But things get complicated when Albert falls for her older sister, Lauri, and must turn to creator Bill Cosby for advice.
