- May 1 Gene Sheldon, American actor (Zorro - "Bernardo"), mime artist, and banjo player, dies of a heart attack at 74
- May 2 Helmut Dantine, Austrian-American actor (Shadow of the Cloak), dies of a heart attack at 64
- May 2 Hugh Marlowe [Hipple], American actor (All About Eve, Ellery Queen), dies from a heart attack at 71
- May 6 Sam Baker, American silent film actor (The Missing Link; The Lost City; The Sea Beast), dies at 75
- May 7 Alfred Adam, French character actor, dies at 72
- May 11 Leigh Snowden [Martha Lee Estes], American actress (All That Heaven Allows), dies of cancer at 51
- May 14 Hugh Beaumont, American actor (The Mole People, Leave it to Beaver), dies from a heart attack at 73
- May 25 Larry J. Blake, American actor (Earth vs the Flying Saucers), dies at 68
- May 29 Romy Schneider, actress (Cardinal), dies of cardiac arrest at 43