Cast & crew
Hard Knocks and Love Taps (1921)
Directed by Roy Del Ruth
Cast
| Charlotte Mineau | Widow |
| Bud Ross | Fighter |
| Billy Armstrong | Bully |
| Marvin Loback | Sweetheart |
| Tiny Ward | (uncredited) |
| Andy Clyde | The Woman |
| Kalla Pasha | Referee |
| Bynunsky Hyman | (uncredited) |
| Gordon Lewis | Trombonist |
| John J. Richardson | (uncredited) |
| Al Cooke | Jack Bellin |
| Ford West | Photographer |
| James Finlayson | Kozlík, Lazar's rival |
| Kathryn McGuire | Belle Rosen |
| Charles Murray | Plato |
| Patrick Kelly | (uncredited) |
Crew
| Mack Sennett | Producer |
| Perry Evans | Director of Photography |
| Fred Jackman | Director of Photography |
| Roy Del Ruth | Director |