Grant Tinker (TV executive) -- Dead. Died November 28, 2016. Born January 11, 1926. An NBC executive, he went on to start MTM Enterprises with his then wife Mary Tyler Moore, which created shows like The Mary Tyler Moore, Rhoda & Lou Grant. IMDb Obituary FindAGrave
George Antheil (composer/inventor) -- Dead. Died February 12 1959. Born June 8, 1900. Wrote music like Ballet mécanique, symphonies and much incidental music for movies, nicknamed the "Bad Boy of Music," with Hedy Lamarr, co-invented and patented a communications system during WWII that helped lead to spread-spectrum technology and wireless communications 40 years later, their friendship inspired the play "Frequency Hopping." IBDB IMDb FindAGrave
Dorothy Arzner (director, professor) -- Dead. Died October 1, 1979. Born January 3, 1897. First female American director who was a member of the Director's Guild, directed Clara Bow in The Wild Party (for which she developed the first boom mike), Katharine Hepburn in Christopher Strong and Rosalind Russell in Craig's Wife, later went on to teach; Francis Ford Coppola was one of her students. IMDb FindAGrave
Mary Jackson (NASA "computer"/mathematician/engineer) -- Dead. Died February 11, 2005. Born April 9, 1921. A "computer" who went on to fight segregation and become the first black female engineer in Virginia, portrayed in the movie Hidden Figures, died on the same day as Samuel Alderson and Jack Chalker. Obituary
Dorothy Vaughan (NACA "computer"/FORTRAN programmer) -- Dead. Died November 10, 2008. Born Septmber 20, 1910. Worked for National Advisory Committee for Aeronautics during WWII as a "computer," became the first black manager and later a FORTRAN programmer for NASA, portrayed in Hidden Figures, died same day as Miriam Makeba. Obituary
Mark Hamill (actor/Joker voice) -- Alive. Born September 25 1951. Eternally Luke Skywalker in the Star Wars movies, he also voiced the Joker for many Batman cartoons and a number of other voices for many other animated shows. IBDB IMDb
Katherine G. Johnson (NASA "computer"/mathematician/teacher) -- Alive. Born August 26, 1918. A college graduate at 18, she became a "human computer" for the government in the '50s and went on to calculate trajectories for NASA before electronic computers took over (Hidden Figures is about this team of African American women; she is also portrayed in an episode of Timeless), awarded a Congressional Medal of Freedom when she was 97.