Dick Van Dyke

Character: Rev. Clayton Brooks

Pippa Scott

Character: Natalie Brooks

Tom Poston

Character: Mr. Stopworth

Edward Everett Horton

Character: Hiram C. Grayson

Bob Elliott

Character: Hugh Upson / David Chetley / Sandy Van Andy

Vincent Gardenia

Character: Mayor Wappler

Barnard Hughes

Character: Dr. Proctor

Graham Jarvis

Character: Amos Bush

Jean Stapleton

Character: Mrs. Wappler

Paul Benedict

Character: Zen Buddhist

Judith Lowry

Character: Odie Turman

Bob Newhart

Character: Merwin Wren

Hubert H. Humphrey

Character: Self (archive footage)

Pat Nixon

Character: Self (archive footage)

Richard Nixon

Character: Self (archive footage)

Ronald Reagan

Character: Self (archive footage)

Spiro Agnew

Character: Self (archive footage)

Barbara Cason

Character: Letitia Hornsby

Sudie Bond

Character: Cissy

Helen Page Camp

Character: Mrs. Watson

Simon Scott

Character: Mr. Kandiss

Raymond Kark

Character: Homer Watson

Peggy Rea

Character: Mrs. Proctor

Woodrow Parfrey

Character: Tobacco Executive

George Mann

Character: Bishop Manley

Charles Pinney

Character: Col. Galloway

M. Emmet Walsh

Character: Art

Gloria LeRoy

Character: The Hooker

Eric Boles

Character: Dennis

Jack Grimes

Character: TV Stage Manager

Walter Sande

Character: Tobacco Executive

Harvey Jason

Character: Hypnotist

Robert Christopher

Character: Television Director (uncredited)

Murray Cline

Character: Milkman (uncredited)

Michael Cornelison

Character: Protester (uncredited)

Stan Gottlieb

Character: Man on Operating Table (uncredited)

Ray Goulding

Character: Walter Chronic / Paul Hardly / Arthur Lordly (uncredited)

Lynn Guthrie

Character: Townsman (uncredited)

Hubert H. Humphrey

Character: Self (archive footage) (uncredited)

Ted Knight

Character: Mr. Slick (uncredited)

Norman Lear

Character: Crying Man (uncredited)

Maureen McCormick

Character: Talking Doll (voice) (uncredited)

Burt Prelutsky

Character: Tourist Asking for Directions (uncredited)

Mrs. Burt Prelutsky

Character: Tourist's Wife (uncredited)

Charles White

Character: Senator Sildge (uncredited)

Jerry Whittington

Character: Wilber Scott (uncredited)

Glenn Yarbrough

Character: Working Stiff (uncredited)

Louis Zorich

Character: Douglas Truesdale (uncredited)