Flint Lockwood (voice)
Sam Sparks (voice)
Tim Lockwood (voice)
"Baby" Brent (voice)
Mayor Shelbourne (voice)
Earl Devereaux (voice)
Cal Devereaux (voice)
Manny (voice)
Steve (voice)
Patrick Patrickson (voice)
Fran Lockwood (voice)
Joe Towne (voice)
Young Flint (voice)
Rufus (voice)
Regina Devereaux (voice)
Weather News Network Producer (voice)
Flint's Teacher (voice)
Additional Voices (voice)