Arthur is asked to pick up a bird for Thanksgiving dinner, so he brings home a 266-pound chicken named Henrietta. The family welcome her with open arms, but the neighbors are not so sure and then Henrietta escapes.
| Actor | Role |
|---|---|
 Benny BakerMr. Gluckschen | Mr. Gluckschen |
 Vivian BonnellPamela Reschner, the Mayor's Secretary | Pamela Reschner, the Mayor's Secretary |
 Hamilton CampGibbons | Gibbons |
 Keene CurtisCrandall | Crandall |
 Richard DeaconCity Councilman | City Councilman |
| SStephanie EdwardsNews Anchor | News Anchor |
 John FinneganPoliceman | Policeman |
 Alice GhostleyNarrator - Mrs. Gluckschen | Narrator - Mrs. Gluckschen |
 Arlene GolonkaHelen Bobowicz | Helen Bobowicz |
 Jerry HouserPoliceman | Policeman |
 Gabe KaplanAnthony DePalma | Anthony DePalma |
| BBill McLeanHomeless Man | Homeless Man |
 Clive RevillProf. Mazzocchi | Prof. Mazzocchi |
 J. Jay SaundersFireman | Fireman |
| VVan SnowdenHenrietta the Chicken | Henrietta the Chicken |
 Bill SorrellsCarl Bobowicz | Carl Bobowicz |
 Dick Van PattenMayor Bagley | Mayor Bagley |
 Peter BillingsleyArthur Bobowicz | Arthur Bobowicz |
| LLulee FisherScreaming Woman | Screaming Woman |
| CChris HebertGeorge | George |
| HHelen GellerHenrietta the Chicken (voice) | Henrietta the Chicken (voice) |