It's the real last name of Nicolas Cage--& of his famous uncle
He chose the name Cage as a tribute to comic-book superhero Luke ... in 
his next two movies, the Christmas 2000 release The Family Man... [DOC] [TLE] Nicolas Cage - Wikipedia [PAR] ... Coppola (brother); Francis Ford Coppola (uncle); Eleanor Coppola (aunt); 
Sofia Coppola (cousin); Talia Shire (aunt); Jason Schwartzman (cousin).