- Steve Reeves - Foley
- Sue George - Mildred Foster
- Paul Birch - Police Desk Sergeant
- Peter Brocco - Peter the Waiter
- Herb Vigran - Cab Driver
- Herb Vigran - The Man with the Money Order
- Herb Vigran - The Man in the Dentist's Office
- Herb Vigran - The Delivery Man
- Michael Emmet - Mr. Jason
- Jana Lund - Annabelle Morris
- Bob Sweeney - Mr. Dalton
- Alberto Morin - Juan Rodriguez
- Alberto Morin - José Sandoval
- Joan Banks - Alice Rogers
- Hal Taggart - The Hotel Clerk
- Hal Taggart - Herbert Browar
- Hal Taggart - Mr. Wilson
- Olaf Hytten - Cyril Blodgett
- Ray Bennett - The Man in Jail
- George E. Stone - Joe
- Frank Mills - The Professor in Jail
- Jack Gargan - The TV Program Assistant
- Will Wright - Judge Kramer
- Lester Matthews - Mr. Duffy
- Lester Matthews - Mr. Burke
- Lester Matthews - Professor Hopkins
- Lester Matthews - Mr. Buzby
- Lester Matthews - Mr. Larkin
- Lester Matthews - Mr. Thomas Marshall
- Lester Matthews - Mr. Fortune
- Robert Ellis - Ralph Grainger
- Robert Ellis - Charlie
- Robert Ellis - Frank Foster
- Lyle Talbot - Al Simon
- Michael Whalen - Joe Bagley
- Myrna Fahey - Barbara Westrope
- John Eldredge - Floorwalker Willoughby
- John Stephenson - The District Attorney
- John Stephenson - The Quizmaster
- John Stephenson - The Jewelry Clerk
- Douglass Dumbrille - Judge Strickland
- Douglass Dumbrille - Mr. Arthur J. Cahill
- Ralph Dumke - Mr. McAfee
- Jack Benny - Jack Benny (uncredited)
- Kathryn Card - Mrs. Johnson
- Kathryn Card - Mrs. Barlow
- Kathryn Card - Mrs. Bellows - Cook
- Irene Hervey - Clara Bagley
- Irene Hervey - Florence Henderson
- Ray Teal - Lt. Boyd
- Elinor Donahue - Emily Vanderlip Foster
- Mary Webster - Linda
- Fran Bennett - Marilyn
- Claude Stroud - Mr. Billings
- Claude Stroud - Mr. Walden
- Frank Wilcox - Michael Rockford
- Frank Wilcox - Prof. Clinton
- Frank Wilcox - Mr. Brooks
- Frank Wilcox - Prof. Robert Gordon
- Mary Wickes - Waitress (uncredited)
- Sol Gorss - Henderson Brother
- Stuffy Singer - Joey Pearson, Jr.
- Verna Felton - Mrs. Rodney
- Verna Felton - Maggie
- Verna Felton - Emily Marsh
- Verna Felton - Mrs. Evans
- Richard Reeves - Luke
- Jean Willes - Alice Emory
- Jean Willes - Alice
- Leon Tyler - The Western Union Boy
- Mary Lawrence - Vivian Abbott
- Alan Mowbray - Professor Bradford
- Dick Gordon - Restaurant Patron (uncredited)
- Valerie Allen - Verna Mason
- Valerie Allen - Imogene Reynolds
- George Eldredge - Detective Benson
- George Eldredge - Party Guest
- John Harmon - The Defendant
- Dan Tobin - The Guide
- Alexander Campbell - Mr. Shaw
- William Schallert - Pete
- Don Dillaway - Dr. Powell
- Don Dillaway - The Doorman
- Joseph Kearns - Mr. Welbert
- Robert Bray - Major Cunningham
- Robert Bray - Detective Wilcox
- Robert Bray - Don Emory
- Don Brodie - Casey
- Bill Fletcher - Army Pvt. MP
- Pat Flaherty - The Store Detective
- Damian O'Flynn - Mr. Edward Colton
- Damian O'Flynn - The Customer
- Damian O'Flynn - Mr. Meeker
- Carl Reiner - Hotel Waiter
- Herschel Graham - Pedestrian (uncredited)
- Mary Treen - Mrs. Curtis
- Lomax Study - The Man at the Post Office
- Lomax Study - Charles the Waiter
- Lester Dorr - The Plumber
- Lester Dorr - The Waiter
- Sheldon Leonard - Johnny Velvet
- Ben Welden - Lefty
- Marion Ross - Dixie the Manicurist
- Martha Wentworth - Mrs. Gilbert
- Douglas Fowley - Charles Lowe
- John Gallaudet - Sonny Werblin
- Raymond Bailey - Dr. Bradley
- Noel Drayton - Mr. Sheridan
George E. Stone interpreta a Joe en la serie.
Sol Gorss interpreta a Henderson Brother en la serie.
Carl Reiner interpreta a Hotel Waiter en la serie.
Claude Stroud interpreta a Mr. Billings en la serie.
Elinor Donahue interpreta a Emily Vanderlip Foster en la serie.
Jack Benny interpreta a Jack Benny (uncredited) en la serie.
George Burns interpreta a George Burns en la serie.
Gracie Allen hace el papel de Gracie Allen.
Harry von Zell interpreta a Harry von Zell en la serie.
Bea Benaderet interpreta a Blanche Morton en la serie.
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