Alan Baxter
From Internet Movie Firearms Database - Guns in Movies, TV and Video Games

Alan Baxter (1908-1976) as "Whitey" Barrow holds a Iver Johnson revolver mocked up to resemble a pocket pistol in Shadow of the Thin Man (1941).
Alan Baxter can be seen using the following firearms in the following films:
Gun | Character | Title | Note | Date |
---|---|---|---|---|
Iver Johnson Revolver | "Whitey" Barrow | Shadow of the Thin Man | mocked up to resemble a pocket pistol | 1941 |