Sam the Orangutan as Dunston

Jason Alexander as Robert Grant

Faye Dunaway as Mrs. Dubrow

Rupert Everett as Lord Rutledge

Graham Sack as Brian Grant

Paul Reubens as Buck LaFarge

Glenn Shadix as Lionel Spalding

Nathan Davis as Victor Dubrow

Jennifer Bassey as Mrs. Dellacroce

Eric Lloyd as Kyle Grant

Judith Scott as Nancy

Bruce Beatty as Murray

Danny Comden as Norm

Steven Gilborn as Artie

Lois de Banzie as Mrs. Winthrop

Natalie Core as Mrs. Feldman

Eugenia Hamilton as Frau Biedermeyer

Michelle Bonilla as Consuelo

Frank Kopyc as Night Doorman

Alexander Walters as William

Toribio Prado as Bernard

Bree Turner as French Girl

Kevin Kraft as Desk Clerk

Peter Siragusa as Maintenance Man

Ernest Perry Jr. as Doorman

Lynne Marie Stewart as Cucumber Woman

Marceline Hugot as Mrs. Harrison

Cynthia Martells as Ms. Pink

Michael McCarty as Tex

Katherine Olsen as Mrs. Tex

Cynthia Madvig as Kimberly

Karen Maruyama as Telephone Operator

Ray K. Morris as Maintenance Man #2

Ken Martin as Waiter

Rita Minor as Maid #1

Victoria Kemsley as Maid #2

Ray Chang as Bellman #1

Nicholas Garr as Bellman #2

Roderick Bascom as Bellman #3

Paula Malcomson as Bellman #4

Jim Ishida as Bali Majestic Guest

Sunni Boswell as Bali Majestic Clerk

Tracy Zahoryin as Fashion Model

Bob Bergen as Special Vocal Effects (voice)

Frank Welker as Special Vocal Effects (voice)

Mark Bastarache as Waiter (uncredited)

John W. Beach as Bellhop (uncredited)

Johnny Kim as Hotel Clerk (uncredited)

Toni Perrotta as Maid #3

Darren Melton as Bellhop (uncredited)

Gary Pike as Umpire (uncredited)