The New Adventures of Mighty Mouse and Heckle & Jeckle
originally aired on CBS
The New Adventures of Mighty Mouse and Heckle & Jeckle is a 1979–1980 television series. The series was produced by Filmation and aired from 1979 to 1980 on CBS. It was the second Mighty Mouse cartoon series, following the original Mighty Mouse Playhouse from 1955 to 1967. The show introduced two new characters: a vampire duck named Quacula, and Oil Can Harry's bumbling assistant, Swifty.