An irascible, balding Scotsman with an oversized moustache, Jimmy Finlayson directed his squinting skepticism and “double-take” at some of the finest comedians of the era. A “second banana” on the Mack Sennett lot supporting star comics like Ben Turpin and Billy Bevan, Finlayson found fame at the Hal Roach studio primarily as Laurel and Hardy’s nemesis.