Max la Menace

Don Adams

Maxwell Smart

Barbara Feldon

Agent 99

Edward Platt

Thaddeus

Robert Karvelas

Larabee

Bernie Kopell

Siegfried

Victor French

Agent 44

Milton Selzer

Parker

Leonard Strong

The Claw

Sid Haig

Bruce / Guard / Turk

Don Rickles

Sid Krimm

Vito Scotti

Dante

Murray Alper

Contact Man

Joey Forman

Harry Hoo

Frank De Vol

Carleton

John Myhers

Otto Hurrah

Arlene Golonka

Zelda

Alice Ghostley

Veralenya Sarconyacov

H.M. Wynant

Melnick Archer

Nicholas Georgiade

Marcus

Robert Easton

Maestro

James Komack

Gunman

Ann Prentiss

Nancy

Harold J. Stone

Captain Groman

Paul Lukather

Baccardo

Viviane Ventura

Consuela / Consuela Merendez

Rose Michtom

Customer at Richelieu's (uncredited) / Woman at the Pool (uncredited)

Diahn Williams

Bohrman / Van Cleef

Jim Boles

Dr. Ratton

Anthony Larry Paul

KAOS Agent at Airport (uncredited) / Ravage

Jack Cassidy

Mr. Bob

Ernest Borgnine

TV Viewer (uncredited)

John Milford

Greco

Lee Bergere

Richelieu

Bob Hope

Room Service Attendant (uncredited)

Elisa Ingram

Rena

Michael Dunn

Mr. Big

Janine Gray

Zelinka

Sheila Leighton

Greta

Gilbert Green

Kimmel (as Gil Green)

Kelton Garwood

Garth

Inger Stratton

Princess

Bobby Somers

Spinoza

Bill Saito

Toto

Sarah Marshall

Nicola

Lee Kolima

Bobo

Jan Arvan

Sehokian

Nancy Kovack

Sonja

John Harding

Marco

Allen Emerson

Luchek

Judy Lang

Mildred Spencer

Alice Reinheart

Hilda

Regina Groves

Model #1

Greta Lor-Worth

Model #2

Tim Herbert

Attendant

Victoria Carroll

Myrna

Barbara Stanek

Vana

Jayne Massey

Nina

Dave Cameron

Agent 81

Dick Cherney

Man at Pool (uncredited)

Ann Elder

Dr. Simon

Nancy Walters

Dr. Hans Svenson

John Sebastian

KAOS Agent #2

Warde Donovan

Hotel Doctor (as Ward Donovan)

Al Bain

Marathon Spectator (uncredited)

Martin Ashe

Agent 42

Ted de Corsia

Spinoza

Pat O'Hara

Judge

Ward Wood

Busby

Karen Norris

Mother

David Ketchum

Agent 13