From the movie Maltese Falcon (1941) use the following Characters: Sam Spade, Ru

From the movie Maltese Falcon (1941) use the following Characters: Sam Spade, Ruth Wonderly, Joel Cairo, Casper Gutman and tell if they are a “round or flat character and if they are an antagonist, protagonist, or anti hero.
From the movie Double Indemnity (1944) use the following Characters: Walter Neff, Phyllis Dietrichson, Barton Keyes, Lola Dietrichson and tell if they are a “round or flat character and if they are an antagonist, protagonist, or anti hero.
Only use the movies for this assignment no other sources.