Spencer, Douglas, 1910-1960 (Personal Name)

The thing from another world, 1991: credits (Douglas Spencer)

Internet movie database, Aug. 11, 1999 (Douglas Spencer, actor; b. Feb. 10, 1910, Ill.; d. Oct. 6, 1960; real name, William Henry Mesenkop)

Internet movie database, via WWW, Jan. 14, 2013 (Douglas Spencer; William Henry Mesenkop; b. Feb. 10, 1910 in Princeton, Ill.; d. Oct. 6, 1960 in Los Angeles, Calif.; actor)

Douglas Spencer (1910-1960) was an American actor.