[1] He later served in the United States Navy before moving to Hollywood, where he worked at Paul Hesse Studios.
He had the opportunity to photograph big celebrities such as Donna Summer, Dolly Parton, Sally Field, Will Smith, and Halle Berry.
He also photographed several covers for Playboy, as well as celebrities such as Alexandra Hay, Valerie Perrine, Victoria Principal, Joan Collins and Mariel Hemingway.
[3] In addition to his work with Playboy, Casilli also contributed stills to the films Star 80 (1983) (which was about murdered Playmate Dorothy Stratten) and Nuts (1987).
Casilli did a special promotional shoot of Carrie Fisher in her iconic bikini from Return of the Jedi (1983).