 In addition to his regular pencilling, Kremer contributed animation storyboards, pencilled, inked and coloured most of the thousands of covers for every one of Harvey's humour titles.After Harvey ended publication in 1982, Kremer created and/or drew several characters for Marvel Comics' Star Comics line, including Count Duckula, Ewoks, Planet Terry, Royal Roy, and Top Dog.Kremer was married to wife Grace, with whom he had two sons, Richard W. and Peter R., and two daughters, Maryanne Kremer-Ames and Suzanne Petrozzino.