They lived in Mount Vernon

Dwight Arrington Myers, better known as Heavy D, was a Jamaican-born American rapper, record producer, singer and actor. In 1989, Heavy D performed a guest on Janet Jackson's hit single "Alright", an early example of rap appearances on pop songs. It was also the highest peaking song which he had performed on in the Billboard Hot 100.[9] In 1992 he appeared on Michael Jackson's single "Jam", and also gained a higher profile by singing the theme song for the television program In Living Color and also MADtv. 

Arthur William Matthew Carney was an American actor in film, stage, television and radio. He is best known for playing Ed Norton opposite Jackie Gleason's Ralph Kramden in the 1950s sitcom The Honeymooners, and for winning the Academy Award for Best Actor for his role in Paul Mazursky's Harry and Tonto.

 Elwyn Brooks White was an American writer. For more than fifty years, he was a contributor to The New Yorker magazine. He was also a co-author of the English language style guide The Elements of Style. In addition, he wrote books for children, including Stuart Little, Charlotte's Web, and The Trumpet of the Swan. 

Denzel Hayes Washington Jr. is an American actor, director, and producer. He has received two Golden Globe awards, one Tony Award, and two Academy Awards: Best Supporting Actor for the historical war drama film Glory and Best Actor for his role as corrupt detective Alonzo Harris in the crime thriller Training Day.

Richard Wagstaff Clark was an American radio and television personality, television producer and film actor, as well as a cultural icon who remains best known for hosting American Bandstand from 1957 to 1988.

 Though not born in Mount Vernon the Civil rights couple lived in Langton Terrace neighborhood. Dee, who grew up in Harlem, got her professional start in 1940 at the American Negro Theater,  (Sidney Poitier and Harry Belafonte were also members.) Davis, who arrived in New York in 1939, first performed with the Rose McClendon Players

But they only met when they were cast opposite each other in “Jeb,” a play by Robert Ardrey that opened on Broadway in 1946. Davis played an African-American World War II veteran who returns home to Louisiana only to have his ambitions thwarted by racism.