Films:
* The Learning Tree (1969): This was her breakout role, playing the character of "Nettie Harper" in the film directed by Gordon Parks.
* The Last Detail (1973): She played the role of "Cynthia" in this critically acclaimed film starring Jack Nicholson.
* The River Niger (1976): This was a television film adaptation of the play of the same name. Dawn played the role of "Ruth."
* The Wiz (1978): She was a part of this musical film as "Evillene."
* The Fish That Saved Pittsburgh (1979): Dawn played "Evelyn," the wife of a basketball coach in this comedy film.
Television:
* The Bill Cosby Show (1969-1971): She played "Mrs. Williams" in a few episodes of this popular sitcom.
* The Mod Squad (1968-1973): She appeared in several episodes of this police drama.
* The Waltons (1972-1981): Dawn played "Mama" in an episode titled "The Wedding."
* Sanford and Son (1972-1977): She made an appearance in an episode of this classic sitcom.
* The Jeffersons (1975-1985): She was a guest star on several episodes of this sitcom.
* Good Times (1974-1979): She had a recurring role as "Nadine" in this popular sitcom.
* The White Shadow (1978-1981): Dawn appeared in a few episodes of this drama series about a basketball coach at a predominantly black high school.
These are just a few of the film and television projects that Marpessa Dawn has been involved in. Her career has spanned over 40 years, showcasing her talents in various genres and roles.