The Kettles leave their ultra-modern home and return to the country looking for uranium. Ma and Tom's mother-in-law, Mrs. Parker, fight over whether their grandchild will be raised "hygiencially."
| Actor | Role |
|---|---|
 Marjorie MainMa Kettle | Ma Kettle |
 Percy KilbridePa Kettle | Pa Kettle |
 Richard LongTom Kettle | Tom Kettle |
 Meg RandallKim Parker Kettle | Kim Parker Kettle |
 Ray CollinsJonathan Parker | Jonathan Parker |
 Barbara BrownElizabeth Parker | Elizabeth Parker |
 Emory ParnellBilly Reed | Billy Reed |
 Peter LeedsManson | Manson |
 Teddy HartCrowbar | Crowbar |
 Oliver BlakeGeoduck | Geoduck |
 Sherry JacksonSusie Kettle (uncredited) | Susie Kettle (uncredited) |
| DDee Carroll(unconfirmed) | (unconfirmed) |