Dressed to Kill (1928)
A mob boss' gang gets suspicious about their boss' new girlfriend, a beautiful young girl who doesn't seem to be the type who'd hang out with gangsters. They're not quite certain if she's actually a police agent or just a "groupie".
Directed by: Irving Cummings
Starring: Edmund Lowe, Mary Astor, Ben Bard, Bob Perry, Joe Brown, Tom Dugan
Links: IMDb, Movie posters, Movie stills