Robert Wagner

as Mike Banning

Anjanette Comer

as Carol Lindquist

Jill St. John

as Angela Barr

Guy Stockwell

as Jonathan Linus

James Farentino

as Chris Patton

Susan Clark

as Cynthia Linus

Howard St. John

as J. Pallister Young

Mike Kellin

as Harry Kalielle

Gene Hackman

as Tommy Del Gaddo

Sean Garrison

as Richard Tyson

Logan Ramsey

as Doc Brewer

Edmon Ryan

as Stuart Warren

Oliver McGowan

as Senator Brady

Lucille Meredith

as Maggi Andrews

William Cort

as Tony (as Bill Cort)

Delores Wells

as Girl at Pool (uncredited)

Warde Donovan

as Patrolman (uncredited)

Gary Downey

as Bob Vincent (uncredited)

Robert Rothwell

as Robert St. James (uncredited)

Rusty Lane

as Guard (uncredited)

Tom Palmer

as Sam Wallace (uncredited)

George Boyce

as Club Member (uncredited)

Leon Alton

as Club Member (uncredited)

Kirk Alyn

as Bidder (uncredited)

Margaret Bacon

as Club Member (uncredited)

Al Bain

as Club Member (uncredited)

Benjie Bancroft

as Club Member (uncredited)

Martin Braddock

as Arthur (uncredited)

Paul Bradley

as Club Member (uncredited)

Ron Brogan

as Bidder (uncredited)

Ralph Brooks

as Club Member (uncredited)

Michael Brown

as Chilton Andrews (uncredited)

George Bruggeman

as Waiter (uncredited)

Robert Buckingham

as Club Member (uncredited)

Dick Cherney

as Match Spectator (uncredited)

Pat Colby

as Golfer (uncredited)

Brian Corcoran

as Schoolboy (uncredited)

George DeNormand

as Bob Vincent (uncredited)

Sheila Duffy

as Daughter (uncredited)

James Farley

as Bidder (uncredited)

Paul Gleason

as Golfer (uncredited)

George Golden

as Waiter (uncredited)

James Gonzalez

as Club Member (uncredited)

Annie Hayes

as Domenica (uncredited)

Robert Hitchcock

as Club Member (uncredited)

Shep Houghton

as Club Member (uncredited)

Kathryn Janssen

as Club Member (uncredited)

Joseph La Cava

as Waiter (uncredited)

Jeff Lawrence

as Club Member (uncredited)

Ethelreda Leopold

as Club Member (uncredited)

Mary Lou McGinnis

as Girl at Pool (uncredited)

Clyde McLeod

as Club Member (uncredited)

Tyler McVey

as Marco (uncredited)

Joanne Medley

as Sally Davish (uncredited)

Tom Moroney

as Tom von Schmidt (uncredited)

Byron Morrow

as Miles Gratton (uncredited)

Nino Musco

as The General (uncredited)

Norman Palmer

as Club Member (uncredited)

Charles Pinney

as Bidder (uncredited)

Charles Quinlivan

as Hob Davish (uncredited)

Marge Redmond

as Marcie (uncredited)

Betty Anne Rees

as Girl in Car (uncredited)

Leoda Richards

as Art Gallery Patron (uncredited)

Hank Robinson

as Club Member (uncredited)

Mike Steele

as Bidder (uncredited)

Don Stroud

as Man at Golf Course (uncredited)

Arthur Tovey

as Party Guest (uncredited)

Bobby Troup

as Cappy Sullivan (uncredited)