Dee Bradley Baker

Louie (voice)

Jason Alexander

Father (voice)

Mary Steenburgen

Mother (voice)

Reese Witherspoon

Serena (voice)

Seth Green

Boyd (voice)

Carol Burnett

Mrs. Hammerbotham (voice)

Joe Mantegna

Monty (voice)

Sam Gifaldi

Sam the Beaver (voice)

Melissa Disney

Billie (voice)

Kath Soucie

Serena (cygnet) / Paramedic / Newscaster (voice)

E. G. Daily

Ella (voice)

Pamela Adlon

A.G. Skinner (voice)

Steve Vinovich

Maurice / Roger (voice)

Gary Anthony Williams

Sweets (voice)

Corey Burton

Senator (voice)

Michael Winslow

Chief (voice)

David Jeremiah

Squirrel / Hawk (voice)

Julie Nathanson

Felicity (voice)

Jack Angel

Justice of the Geese (voice)

Dana Daurey

Apathy (voice)

Michael Kostroff

Waiter (voice)

Lee Magnuson

Clerk (voice)

Steve Franken

Bud (voice)

Norman Parker

Policeman (voice)