| Pro | Donald | | Mimi's childhood friend. |
| | Elmer | | Donald's grandfather. |
| | Ruth | Kostovich | Mimi's aunt. Miriam's sister. |
| | Miriam | K. Miller | Mimi's mother. |
| | Mary Margaret | Miller | Narrator and Protagonist. Aka: Mimi, Meems, MM. |
| | | | Part 1 |
| 1 | Thomas Alan | Miller | Mimi's brother. Aka: Tommy, Tom. |
| | Edward James | Miller | Mimi's brother. Aka: Eddie, Ed. |
| | LaRhonda | Venti-Nesser | Mimi's childhood friend. |
| | Bob | Anderson | A real estate agent. |
| | Henry | Langer | Cissy's husband. |
| | Franklin | Roosevelt | The U.S. President. |
| 2 | Buddy | Miller | Mimi's father. Miriam's husband. Aka: Bud. |
| | Winston | Bally | A man who works for the government. |
| | Debbie | Miller | Edward's wife. |
| | Bob | Brown | Mimi's neighbor. |
| 4 | George | Lesser | Miriam's former lover. |
| | | | Part 2 |
| 1 | Mr. | Bascomb | Mimi's neighbor. |
| | Mrs. | Bascomb | Mr. Bascomb's wife. |
| | Mrs. | Donovan | Mimi's neighbor who lived alone. |
| | Cissy | Langer | Miriam's bestfriend. |
| | Taffy | | Elmer's old beagle. |
| | Mr. | Venti | LaRhonda's father. A businessman. |
| | LaDonna | Venti | LaRhonda's mother. |
| | Johhny | | The grill guy LaRhonda flirts with. |
| | Dee | | Mimi's co-waitress. |
| 2 | Donald's | Grandmother | Donald's grandmother. Deceased. |
| 3 | Buster | | Goat of Miram and Ruth's parents. |
| 4 | Donald's | Mother | Donald's mother. |
| | Mr. | Knott | A berry farm owner. |
| | Meggie | Jannson | Tommy's childhood crush. |
| | Sam | | Mimi's uncle. |
| | | | Part 3 |
| 1 | Sandy | | La Rhonda's new friend. |
| | Pete | Walker | A construction worker. |
| | Frances | | Mimi's co-waitress. |
| 2 | Pete | Fenstermach | Buddy Miller's old friend. |
| | Callie | Fenstermach | Pete's daughter. The girl Tommy impregnates. |
| | Mrs. | Prentiss | Mimi's 5th grade teacher. |
| | John | Gelhorn | Mimi's former classmate. |
| | Clifton | | Callie and Tommy's son. |
| | Sonja | Henie | Ruth's doll. |
| 3 | Flo | | Mimi's aunt. |
| | Jackie | | Tommy's girlfriend. |
| | | | Part 4 |
| 1 | Mrs. | Farell | Mimi's chemistry teacher. |
| 3 | Mrs. | Jannson | Meggie's mother. |
| | Richard | Bachman | Mimi's classmate and friend. |
| 4 | Steve | Sawicki | Mimi's first boyfriend. aka: Steven, Stevie. |
| 5 | Nancy | Fuller | Mimi's schoolmate. |
| | Brenda | | A beautician. |
| | Fred | Nesser | LaRhonda's husband. |
| 7 | Buddy | Ebsen | An american actor. |
| | Andy | Griffith | An american actor. |
| | | | Part 5 |
| 1 | Mr. | Jannson | Meggie's father. |
| | Bob | Barker | An American game show host. |
| | Mary Tyler | Moore | An American actress. |
| | Merv | Griffin | An American television host. |
| 2 | Laura | | Mimi's high school lab partner. |
| 7 | Dr. Gertrude | Scheinman | A woman who died in her house in Catskills. Deceased. |
| 8 | Kimmy | | Edward and Debbie's daughter. Mimi's niece. |
| | Little | Eddie | Edward and Debbie's son. Mimi's nephew. |
| | | | Part 6 |
| 2 | John F | Kennedy | The U.S. President. |
| | Mr. | Guarino | Owner of a restaurant. |
| 3 | Ed (2) | Miller | Buddy's brother. Deceased. |
| Epi | Nora | Sawicki | Mimi and Steven's daughter. |
| | Eric | | Nora's husband. |
| | Ian | Sawicki | Mimi and Steven's son. |
| | Devon | Sawicki | Ian's wife. |
| | Serafina | Nesser | LaRhonda and Fred's daughter. |
| | Doug | | Callie's live-in-partner. |
