Jeff Bennett

Duncan MacDougall (voice)

Nick Nolte

Butch (voice)

Michael Beattie

Angus MacDougall (voice)

Michael Clarke Duncan

Sam (voice)

Phil LaMarr

Paws / Cat Spy Analyst (voice)

J.K. Simmons

Gruff K-9 (voice)

Wallace Shawn

Calico (voice)

E. G. Daily

Scrumptious / Patches / Catherine's Niece (voice)

Bruce Berman

Executive Producer

Christina Applegate

Catherine (voice)

Neil Patrick Harris

Lou (voice)

Fred Armisen

Freidrich

Bette Midler

Kitty Galore (voice)

Sean Hayes

Mr. Tinkles (voice)

Jack McBrayer

Chuck

James Marsden

Diggs (voice)

Dawn Chubai

Reporter

Brad Peyton

Director

Brent O'Connor

Executive Producer

Joe Pantoliano

Peek (voice)

Malcolm Stewart

Captain Flemming

Chris O'Donnell

Shane

Roger Moore

Tab Lazenby (voice)

Paul Rodríguez

Crazy Carlito (voice)

Kiernan Shipka

Little Girl

Katt Williams

Seamus (voice)

Pascale Hutton

Jackie

Steve Bencich

Writer

Ron J. Friedman

Writer