MAD

Kevin Shinick

Various (voice)

Julie Nathanson

Velma Dinkley / Woman / Princess Fiona (voice)

'Weird Al' Yankovic

Superman / Krang / One Direction's Manager (voice)

Gary Anthony Williams

Mr. T / Tree / Walter Simmons (voice)

Cree Summer

Neytiri / Sam Puckett / Thumper (voice)

Diedrich Bader

Parker Selfridge / Celebrity Birthdays Announcer (voice)

Hugh Davidson

Dr. Derek Shepherd / Carl Fredricksen / Gingerbread Cop (voice)

Julia McIlvaine

Cruella de Vil / Dr. Cristina Yang / Grandma (voice)

Larry Dorf

Noah Curtis / Gross and Beyond Gross Announcer / Patient (voice)

Rachel Ramras

Miley Cyrus / Pinocchio / Sudoku / Mom (voice)

Tara Strong

Dr. Meredith Grey / Merva / Girl (voice)

Stan Lee

Papa Smurf / Bird Scientist / The Amazing Man-Spider Announcer (voice)