Hank Mann was a Russian Empire-born and American comedian and silent screen star who was a member of the Keystone Cops, and appeared as a supporting player in many of Charlie Chaplin's films.
Mann in 1925
"Barney Oldfield's A Race for a Life" [1913] with left to right:Hank Mann; Ford Sterling; Al St John and in foreground Mabel Normand
Left:Ford Sterling as Keystone Cops Police chief [seated}; 4th from right AL St John; 3th from right: Hank Mann; in "In the Clutches of the Gang (1914)
Hank Mann in 1920
The Keystone Cops are fictional, humorously incompetent policemen featured in silent film slapstick comedies produced by Mack Sennett for his Keystone Film Company between 1912 and 1917.
The Keystone Cops in The Stolen Purse (1913). Pictured (left to right): Robert Z. Leonard, Mack Sennett, Bill Haber, Henry Lehrman, ⸻ McAlley, Chester Franklin, Ford Sterling, Fred Mace, and Arthur Tavares.
The Keystone Cops in a typical pose from In the Clutches of the Gang (1914). The chief (using the telephone) is Ford Sterling. The policeman directly behind Sterling (extreme background, left) is Edgar Kennedy. The young cop to Kennedy's left is a then-unknown William Frawley. The hefty policeman at extreme right is Fatty Arbuckle. The young constable with bulging eyes (fourth from right) is Arbuckle's nephew Al St. John. The casting of the Keystone police force changed from one film to the next; many of the members were
The Thief Catcher (1914) with Charlie Chaplin (left) as a Keystone Cop
Heinie Conklin