sentences:  Thus, "Room for One More" and its contemporary, "My Three Sons", "were significant departures from the mom-and-pop model of the family" that typified American television comedy of its era.As with the similar "Brady Bunch" that would debut seven years later, the plots on "Room for One More" tended to feature "easily solvable situations".Among the series guest stars were Parley Baer, Bob Hastings, Sandy Kenyon, Sue Ane Langdon, Robert Q. Lewis, Howard McNear, Maudie Prickett, and Gary Vinson.