- Mar 10 Helen Walker, American actress (Brewster's Million, Lucky Jordan), dies of cancer at 47
- Mar 16 June Collyer, actress (June-Stu Erwin Show), dies at 60
- Mar 20 Carl Theodor Dreyer, Danish film director (Passion of Jeanne d'Arc), dies at 79
- Mar 24 Alice Guy-Blaché, French film director who was the first woman to direct a film (The Fairy of the Cabbages), dies at 94
- Mar 24 Howard Petrie, American actor (Border River, Bounty Hunter), dies at 61
- Mar 25 Douglas Evans, American actor (At War with the Army, South Pacific Trail), dies at 64
- Mar 30 Bobby Driscoll, American Academy Juvenile Award-winning actor (Song Of The South; The Window), dies of heart failure at 31 [date reflects discovery of his body in a deserted NYC tenement]
Actors
Actresses
Comedians
Directors
Models
TV Stars