| Pro | Henrietta | Lacks | Had cell. Aka: Loretta Pleasant, Helen Lane, Helen Larson. |
| | | | HeLa cell - Henrietta's cell. |
| | Donald | Defler | Rebecca's college professor. |
| | David | Lacks | Henrietta's husband and cousin. Aka: Day. |
| | Deborah | Lacks | Henrietta's daughter. Aka: Dale. |
| | | | Deborah's Voice |
| | John | Hopkins | Owner of the hospital who took Henrietta's cell. |
| | Margaret | | Henrietta's cousin. |
| | Sadie | | Henrietta's cousin. |
| | Joe | Lacks | Henrietta's child. Aka: Crazy Joe, Zakariyya
B. Abdul Rahman. |
| | Joseph | Lacks | Henrietta's fourth child. |
| | Howard | Jones | Henrietta's physician. |
| | | | Clover |
| | Eliza P. | Lacks | Henrietta's mother. |
| | Johnny | Pleasant | Henrietta's father. |
| | Tommy | Lacks | Henrietta's grandfather. |
| | Munchie | | A midwife. Henrietta's cousin. |
| | Johnny | Coleman | David's father. |
| | Cliff | Garrett | Fred's brother. |
| | Fred | Garrett | Henrietta and David's cousin. |
| | Mrs. | Coleman | Johnny's wife. |
| | Chloe | Lacks | Henrietta's grandmother. |
| | Cadillac | | Tommy's hound. |
| | Dan | | Tommy's hound. |
| | Charlie | Horse | Tommy's tall bay. |
| | Joe | Grinnan | Henrietta and Tommy's cousin. Henrietta's lover. |
| | Lawrence | Lacks | Henrietta and David's first child. |
| | Lucile Elsie | Pleasant | Henrietta's sister. |
| | Gladys | Lacks | Henrietta's sister. |
| | | | Diagnosis and Treatment |
| | Richard W. | Telinde | Joe's boss. A top cervical cancer expert. Aka: Uncle Dick. |
| | George | Gey | Head tissue culture research at Hopkins, took Henrietta's cell. |
| | Margaret | Gey | George Gey's wife. |
| | Howard | Kelly | A surgeon who visited the Curies. |
| | Marie | Curie | The woman who discovered Radium. Pierre's wife. |
| | Pierre | Curie | The man who discovered Radium. Marie's wife. |
| | Dr. Lawrence | Wharton Jr. | Henrietta's surgeon. |
| | | | The Birth of Hela |
| | Mary | Kubicek | George Gey's assistant. |
| | Minnie | | Margaret's assistant. |
| | Warren | Lewis | George Gey's mentor. |
| | | | Blackness Be Spreadin All Inside |
| | Galen | | Henrietta's cousin. |
| | Ethel | | Galen's wife. |
| | David | Lacks Jr. | Henrietta and David's son. Aka: Sonny. |
| | Elsie | Lacks | Henrietta and David's oldest daughter. |
| | Peter | | Henrietta's cousin. |
| | | | Lady's On The Phone |
| | Roland | Patillo | George Gey's student. Professor of gynecology at Morehouse. |
| | Rebecca | Skloot | Author and Narrator. |
| | Alexis | Carrel | A French surgeon at Rockefeller Institute. |
| | | | A Miserable Specimen |
| | Laure | Aurelian | George Gey's colleague at Hopkins. A microbiologist. |
| | | | Turner Station |
| | Courtney | Speed | Ceated a building devoted to Henrietta. |
| | Keith | Speed | Courtney's son. |
| | Mike | Speed | Courtney's son. |
| | Cyrus | Speed | Courtney's son. |
| | Tyrone | Speed | Courtney's son. |
| | Reverend | Jackson | Rebecca's friend. |
| | | | The Other Side of Tracks |
| | Hector | Henry | Henrietta's first cousin. Aka: Cootie. |
| | | | The Devil of Pain Itself |
| | Emmett | Lacks | Henrietta's cousin. |
| | | | The Storm |
| | Dr. | Wilbur | A doctor who'd done the autopsy of the body of Henrietta. |
| | | | The HeLa Factory |
| | Jonas | Salk | A scientist who developed the world's polio vaccine. |
| | | | NFIP - The National Foundation for Infantile Paralysis. |
| | William | Scherer | George Gey's colleague from NFIP. |
| | | | Tuskeger Institute - Prestigious
black university. |
| | Charles | Bynum | The director of "Negro Activities". |
| | | | NIH - National Institutes of Health. |
| | Samuel | Reader | The owner of mircobiological associates. |
| | Monroe | Vincent | Samuel's business partner. |
| | Leonard | Hayflick | The world's famous cell culturist. |
| | Charles | Pomerat | George Gey's long-time friend. |
| | | | Helen Lane |
| | Jerome | Sylverston | William's adviser. |
| | Roland | Berg | A press officer at NFIP. |
| | Bill | Davidson | A reporter from Collier Magazine. |
| | Joseph | Kelly | The head of public relations at Hopkins. |
| | | | Too Young to Remember |
| | Bobbette | Cooper | Lawrence's girlfriend. |
| | Alfred | Carter | Deborah's husband. Aka: Cheetah. |
| | | | Spending Eternity In The Same Place |
| | Mourning | | Henrietta's great, great grandmother. |
| | John | S. Pleasant | A man who inherited Mourning and George. |
| | George | | Mourning's husband. |
| | Edmund | | Henrietta's paternal
great-grandfather. |
| | Henrietta | Pleasant | The great aunt of Henrietta Lacks. |
| | Albert | Lacks | Henrietta's maternal great-grandfather. |
| | Winston | Lacks | Albert's brother. |
| | Benjamin | Lacks | Albert's brother. |
| | Roseland | | A woman who runs the Rosie's. |
| | Bobcat | | A white man who runs a minimart in Clover. |
| | Carlton | Lacks | The oldest white lackses in Clover. |
| | Ruby | Lacks | Carlton's wife and cousin. |
| | Robin | Lacks | Winston, Benjamin, and Albert's father. |
| | Lilian | Lacks | Henrietta's youngest sister. |
| | Gary | Lacks | Glady's son. |
| | | | Illegal, Immoral and Deplorable |
| | Chester | Southam | A well respected cancer researcher and chief of virology. |
| | Alice | Moore | Chester's colleague. |
| | Emanuel | Mandel | Director of medicine at Jewish Chronic Disease Hospital. |
| | William | Hyman | A lawyer. |
| | Bertil | Bjorklund | A cancer specialist who was penalized by injecting HeLa cell. |
| | Louis | Lefkowitz | The New York State Attorney. |
| | Henry | Beecher | A Harvard anesthesiologist. |
| | | | Strangest Hybrid |
| | George | Hyatt | A navy doctor working with National Cancer Institute. |
| | Lewis | Coriell | A renowned cell culturist. |
| | Robert | Stevenson | A scientist. The President of ATCC. |
| | Wilton | Earle | The scientist who originally grew the L-Cell. |
| | | | L-Cell - The original immortal mouse cell line. Cell number one. |
| | Henry | Harris | A scientist who created the first human-animal hybrid cell. |
| | John | Watkins | Henry's colleague. |
| | | | The Most Critical Time On This Earth Now |
| | Alfred | Carter Jr. | Deborah's son. |
| | Ivy | | Deborah's neighbor that Joe killed. |
| | June | | Crazy Joe's friend. |
| | | | The HeLa Bomb |
| | Stanley | Gartler | A geneticist. |
| | T.C | Hsu | The chair of Garler's conference session. Geneticist. |
| | | | Night Doctors |
| | President | Clinton | The current U.S. President. |
| | | | The Fame She So Richly Deserves |
| | George | Gey Jr. | George's son. |
| | Victor | McKusick | A leading geneticist. George Gey's colleague. |
| | Richard | Nixon | The current U.S. President. |
| | Walter | Nelson-Rees | The director of cell culture in Naval Laboratory. |
| | J. | Douglas | A biologist at Brunel University. |
| | | | It's Alive |
| | Gardenia | | Bobbette's friend. |
| | | | HEW - The Department of Health, Education, and Welfare. |
| | Latonya | Carter | Deborah's daughter. |
| | Susan | Hsu | The director of medical genetics at American Red Cross. |
| | | | Least They Can Do |
| | Michael | Rogers | A young reporter from Rolling Stone. Aka: Mike. |
| | | | HIPAA - Health Insurance Portability and Accountability Act. |
| | | | Who Told You You Could Sell My Spleen |
| | David | Golde | A prominent cancer researcher at UCLA. |
| | Ananda M. | Chakrabrty | A scientist working at General Electric. |
| | Ted | Slavin | A man who was born a hemophiliac in 1950. |
| | Baruch | Blumberg | A Nobel-Prize winning virologist. |
| | Joseph | Warner | The famous judge at The People's T.V. show. |
| | | | Breach of Privacy |
| | James | Pullum | A mechanic. Deborah's husband. |
| | | | The Secret of Immortality |
| | Harrald | Zur Hausen | A german virologist who discovered human pappiloma virus. |
| | Richard | Axel | A molecular biologist. |
| | Jeremy | Rifkin | An author and activist. |
| | Leigh | Van Valen | An evolutionary biologist at University of Chicago. |
| | | | After London |
| | Adam | Curtis | A BBC producer in London. |
| | Barbara | Wyche | A sociologist at Morga State University. |
| | Terry | Sharrer | A curator at Smithsonian National Museum of American History. |
| | Robert | Erhlich Jr. | A U.S. state house of representative. |
| | Ross | Jones | Hopkins's assistant. |
| | Lord Keenan | K. Cofield | Deborah's relative. |
| | Richard | Kidwell | One of Hopkins's attorneys. |
| | Grover | Hutchins | The director of autopsy service. |
| | Johnnie | Cochran | O.J. Simpson's lawyer. |
| | JoAnn | Rodgers | John Hopkins's spokeperson. |
| | | | A Vintage Henriettas |
| | Christoph | Lengauer | A young Hopkins's cancer researcher. |
| | | | Zakariyya |
| | Davon | Carter | Deborah's grandson. |
| | Alfred | Carter | Deborah's grandson. |
| | | | HeLa Goddess of Death |
| | Franklin | Salisbury Jr. | President of National Foundation for Cancer Research. |
| | | | The Hospital For The Negro Insane |
| | Paul | Lurz | The hospital's director of performance and improvement. |
| | | | Nothing To Be Scared About |
| | JaBrea | | Sonny's granddaughter. |