S1E28 · Olym-pique nique

Debi Derryberry

Jimmy Neutron (voice)

Jeffrey Garcia

Sheen Estevez (voice)

Rob Paulsen

Carl Wheezer (voice)

Megan Cavanagh

Judy Neutron / Mrs. Vortex / Aunt Suzy (voice)

Mark DeCarlo

Hugh Neutron / Jenson / Skeezicks (voice)

Tom Kenny

Max / Wilderman / Mr. Moodini (voice)

Jim Belushi

Coach Gruber (voice)

Andrea Martin

Ms. Fowl (voice)

Carolyn Lawrence

Cindy Vortex (voice)

Frank Welker

Goddard / Special Vocal Effects (voice)