Bill Hader as Flint Lockwood (voice)

Anna Faris as Sam Sparks (voice)

James Caan as Tim Lockwood (voice)

Andy Samberg as "Baby" Brent (voice)

Bruce Campbell as Mayor Shelbourne (voice)

Mr. T as Earl Devereaux (voice)

Bobb'e J. Thompson as Cal Devereaux (voice)

Benjamin Bratt as Manny (voice)

Neil Patrick Harris as Steve (voice)

Al Roker as Patrick Patrickson (voice)

Lauren Graham as Fran Lockwood (voice)

Will Forte as Joe Towne (voice)

Max Neuwirth as Young Flint (voice)

Peter Siragusa as Rufus (voice)

Angela Shelton as Regina Devereaux (voice)

Neil Flynn as Weather News Network Producer (voice)

Liz Cackowski as Flint's Teacher (voice)

Isabella Acres as Additional Voices (voice)

Lori Alan as Additional Voices (voice)

Shane Baumel as Additional Voices (voice)

Bob Bergen as Additional Voices (voice)

Cody Cameron as Additional Voices (voice)

Marsha Clark as Additional Voices (voice)

John Cygan as Additional Voices (voice)

Ann Dominic as Additional Voices (voice)

Paul Eiding as Additional Voices (voice)

Jess Harnell as Additional Voices (voice)

Gary A. Hecker as Additional Voices (voice)

Phil Lord as Additional Voices (voice)

Sherry Lynn as Additional Voices (voice)

Danny Mann as Additional Voices (voice)

Mona Marshall as Additional Voices (voice)

Mickie McGowan as Additional Voices (voice)

Christopher Miller as Additional Voices (voice)

Laraine Newman as Additional Voices (voice)

Jan Rabson as Additional Voices (voice)

Grace Rolek as Additional Voices (voice)

Jeremy Shada as Additional Voices (voice)

Will Shadley as Additional Voices (voice)

Melissa Sturm as Additional Voices (voice)

Ariel Winter as Additional Voices (voice)