 Casey Donovan ( born John Calvin Culver ; November 2 , 1943 – August 10 , 1987 ) was an American male pornographic actor of the 1970s and 1980s , appearing primarily in adult films and videos catering to gay male audiences . Following a brief career as a teacher and a stint as a highly paid male model , Donovan appeared in the first adult film to be distributed in mainstream theaters in the United States , Dee .
During his adult film career , he appeared in over 100 films and videos , most of which were produced by the film studios of Bill Osco , and often in the role of the lead actor .