Dennis and the Open House

Plot
The Mitchell's are having a party to entertain one of Henry's clients, Mr. Purdy, but people are having trouble finding the house. Dennis finds an open house sign and puts it in the front yard and soon the house is over run with people who think that the house is for sale.

Main characters

 * Dennis Mitchell - Jay North
 * Henry Mitchell - Herbert Anderson
 * Alice Mitchell - Gloria Henry

Minor characters

 * George Wilson - Joseph Kearns
 * Martha Wilson - Sylvia Field
 * Margaret Wade - Jeannie Russell (uncredited)
 * Jack - Murray Pollack
 * Malcolm. Purdy - Grandon Rhodes
 * Katherine Purdy - Elisabeth Talbot-Martin
 * Opie Swanson - Dub Taylor
 * Olivia Swanson - Loie Bridge
 * Open House Looker #1 - Leon Alton (uncredited)
 * Open House Looker #2 - Marjorie Bennett
 * Open House Looker #3 - Boyd Cabeen (uncredited)
 * Open House Looker #4 - Joe Conley (uncredited)
 * Open House Looker #5 - Oliver Cross (uncredited)
 * Open House Looker #6 - Jack Deery (uncredited)
 * Open House Looker #7 - Herschel Graham (uncredited)
 * Open House Looker #8 - Norman Stevans (uncredited)

Credits
Directed by Don Taylor

Story by Cally Curtis

teleplay by George Tibbles

Produced by James Fonda