Five Mars SF&F guys who committed suicide

Guess who?
1. James Ashmore Creelman (1894-1941) Hollywood film writer whose credits include King Kong (1933) and The Journey to Mars (1936).

2. Thomas Disch (1940-2008) Science fiction author and poet whose works include the children’s book The Brave Little Toaster Goes to Mars (1988).

3. Gray Morrow (1934-2001) Illustrator of paperback book covers and comics whose works include the cover art for the 1966 editions of the trilogy Warriors of Mars, Blades of Mars, Barbarians of Mars by Michael Moorcock.

4. H. Beam Piper (1904-1964) Science fiction author whose works include the classic short story “Omnilingual” (1957).

5. Wally Wood (1927-1981) Comic book writer and artist whose works include “Spawn of Mars” (1951) and the concept roughs for the famed 1962 Topps Mars Attacks trading cards.