Cast & crew
Why Is a Plumber? (1929)
Directed by Leo McCarey Written by Leo McCarey
Cast
| Edgar Kennedy | |
| Gertrude Sutton | |
| Jean Harlow | |
| Albert Conti | |
| Eddie Dunn | |
| Adele Watson |
Crew
| Leo McCarey | Director |
| Hal Roach | Producer |
| Leo McCarey | Writer |
| Richard C. Currier | Editor |