* Died: September 2, 2005, at the age of 70
* Cause of death: Throat cancer
Alan Hale Jr. (The Skipper)
* Died: January 2, 1990, at the age of 68
* Cause of death: Kidney failure
Jim Backus (Thurston Howell III)
* Died: July 3, 1989, at the age of 76
* Cause of death: Pneumonia
Natalie Schafer (Lovey Howell)
* Died: November 10, 1991, at the age of 90
* Cause of death: Heart failure
Tina Louise (Ginger Grant)
* Still alive at the age of 88
Russell Johnson (The Professor)
* Died: January 16, 2014, at the age of 89
* Cause of death: Natural causes
Dawn Wells (Mary Ann Summers)
* Still alive at the age of 82