Helen Hayes as Mrs. Steinmetz

Ken Berry as Willoughby Whitfield

Stefanie Powers as Nicole Harris

John McIntire as Mr. Judson

Keenan Wynn as Alonzo Hawk

Huntz Hall as Judge

Ivor Barry as Chauffeur

Dan Tobin as Lawyer

Vito Scotti as Taxi Driver

Raymond Bailey as Lawyer

Liam Dunn as Doctor

Elaine Devry as Secretary

Chuck McCann as Loostgarten

Richard X. Slattery as Traffic Commissioner

Hank Jones as Sir Lancelot

Rod McCary as Red Knight

Don Pedro Colley as Barnstorff

Larry J. Blake as Police Officer

Iggie Wolfington as Lawyer

Jack Manning as Lawyer

Hal Baylor as Demolition Truck Driver

Herb Vigran as Window Washer

James Almanzar as

Candy Candido as

Edward Ashley as Announcer at Chicken Race

Beverly Carter as Chicken Run Queen

Norman Grabowski as Security Guard #2

Hal Williams as

Irwin Charone as Lawyer

Gail Bonney as Rich Woman in Mansion

Burt Mustin as Rich Man in Mansion

John Myhers as Announcer at San Francisco's Office of the President

John Stephenson as Lawyer

Robert Carson as Lawyer

Arthur Space as Beach Caretaker

John Hubbard as Angry Chauffeur

Fritz Feld as Maitre D'

Alvy Moore as Angry Taxi Driver

Karl Lukas as Angry Construction Worker

Paul Micale as Fisherman's Wharf Waiter

John Zaremba as Lawyer

Alan Carney as Judge with Cigar at Chicken Run

Ken Sansom as Lawyer

Maurice Marsac as French Waiter

Martin Braddock as

David Mooney as Young Man Surfing (uncredited)

Frank Baker as Man at Building Presentation (uncredited)

Alex Ball as Man at Building Presentation (uncredited)

Spencer Chan as Man at Building Presentation (uncredited)

Dorothy Konrad as Angry Woman in Crowd (uncredited)

Joseph V. Perry as Cab Driver #1 (uncredited)

Lomax Study as Waiter with Cake (uncredited)