Robert Downey Jr.

Mr. Willowby

Leslie Nielsen

Baxter

Stockard Channing

Miss Adelaide

Kevin Clash

Father Mouse (voice)

Julianne Buescher

Beverly Mouse (voice)

David Rudman

Ned Mouse (voice)

Steve Whitmire

Kermit the Frog / Bear / Owl (voice)

Bill Barretta

Bear (voice)

Bruce Lanoil

Bear / Owl (voice)