- May 5 Albert Dekker, American stage and screen character actor (Dr. Cyclops; Beau Geste; The Wild Bunch), and politician, dies of accidental suffocation at 62
- May 9 Finlay Currie, Scottish actor (Quo Vadis, Avengers), dies at 90
- May 9 Marion Lorne [MacDougall] American stage and Emmy Award-winning screen actress (Bewitched - "Aunt Clara"; Mister Peepers - "Mrs. Gurney"; The Graduate), dies of a heart attack at 84
- May 9 Phil Arnold, American actor (Errand Boy, Stud Lonigan, Damn Yankees), dies from a heart attack at 58
- May 10 Philippa Bevans, British actress (Notorious Landlady, World of Henry Orient), dies at 55
- May 10 Scotty Beckett, American actor (Our Gang, Listen Darling, Battleground), dies from either an overdose, or as a result from a beating at 38
- May 21 Doris Lloyd, English American actress (Oliver Twist), dies of heart strain at 71
- May 23 James Burke, American actor (Ellery Queen, Army Surgeon), dies at 81