- Robert Morse
- J. Pierpont Finch
- Michele Lee
- Rosemary Pilkington
- Rudy Vallee
- Jasper B. Biggley
- Anthony 'Scooter' Teague
- Bud Frump
- Maureen Arthur
- Hedy LaRue
- John Myhers
- Bert O. Bratt
- Carol Worthington
- Lucille Krumholtz
- Kathryn Reynolds
- Miss Smith aka Smitty
- Ruth Kobart
- Miss Jones
- Sammy Smith
- Twimble / Wally Womper
- Jeff DeBenning
- Gatch
- Janice Carroll
- Brenda
- Robert Q. Lewis
- Tackaberry
- Paul Hartman
- Toynbee
- Dan Tobin
- Johnson
- John Holland
- Matthews
- Justin Smith
- Jenkins
- Murray Matheson
- Benjamin Ovington
- Patrick O'Moore
- Media Man No. 1
- Lory Patrick
- Receptionist
- Wally Strauss
- Media Man No. 2
- Hy Averback
- 2nd Junior Executive
- George Fenneman
- TV Announcer
- Carl Princi
- 1st Junior Executive
- Sheila Rogers
- 1st Girl
- Robert Sweeney
- 3rd Junior Executive
- Ivan Volkman
- The President
- David Ahdar
- Dancing Executive
- Walter Bacon
- Treasure Hunter
- Robert Bakanic
- Office Worker
- Jack Berle
- Treasure Hunter
- George Boyce
- Reunion Guest
- Paul Bradley
- TV Board Member / Junior Executive / Dancer (uncredited)
- Ian Bruce
- Dancing Executive
- George Bruggeman
- Party Guest
- Carole Bryan
- Secretary with Caboose
- Albert Cavens
- Treasure Hunter
- Ron Charles
- Broker
- Dick Cherney
- Elevator Passenger
- Bud Cokes
- Treasure Hunter
- Robert Cole
- Executive
- George DeNormand
- TV Board Member
- Richard Elmore
- Reunion Guest
- Joey Faye
- Taxi Driver
- Charles Fogel
- Reunion Guest
- Kenneth Gibson
- Reunion Guest
- Bobby Gilbert
- Treasure Hunter
- George Golden
- Treasure Hunter
- James Gonzalez
- Party Guest
- Wally Green
- Dancing Executive
- Bart Greene
- Reunion Guest
- George Holmes
- Party Guest
- Kathryn Janssen
- Treasure Hunter
- Don Koll
- Executive
- George LaFave
- Dancing Executive
- Carey Leverette
- Dancing Executive
- Charles Lunard
- Dancing Executive
- Alan Marston
- Reunion Guest
- Melody McCord
- Secretary doing her nails
- Richard Monahan
- Office Worker
- Al Nesor
- Newseller
- Erin O'Brien-Moore
- Mrs. Frump
- Spec O'Donnell
- Sign Painter
- Barry O'Hara
- Executive
- Robert Osborne
- Junior Executive
- Norman Palmer
- Party Guest
- Howard Parker
- Dancer
- Joseph Paz
- Dancing Executive
- Currie Pederson
- Dancing Executive
- Ed Pfeiffer
- Dancing Executive
- Paul Power
- Treasure Hunter
- Frank Radcliffe
- Dancing Executive
- Anthony Redondo
- Bartender
- Frieda Rentie
- Worker
- Al Roberts
- Party Guest
- Victor Romito
- Reunion Guest
- Jerry Rush
- Executive
- Mark Russell
- Worker
- Virginia Sale
- Cleaning Woman
- Bernard Sell
- Reunion Guest
- Anne Seymour
- Gertrude Biggley
- Tucker Smith
- Passerby / Dancing Executive (uncredited)
- Norman Stevans
- Elevator Passenger
- Robert Strong
- Elevator Man
- David Swift
- Elevator Operator
- Hal Taggart
- TV Board Member
- Arthur Tovey
- Minister with Large Bible
- Helen Verbit
- Mrs. Needlebaum - Finch's Landlady
- Jan Watson
- Dancer
- Marc Wilder
- Office Worker
