Shep was involved in all areas of movie making.
He wrote, directed, produced, narrated
and even acted in a number of movies.

Who played Who?
Here's a matrix of who played the major characters in all the movies

 

1957

1958

1960

1962

1964

1971

1973

1975

1976

1982

1983

1983

1987

1988

1994

Honorable Mention

1965