The Dill Detective. Who Done It?, from Ealing Studios, is directed by Basil Dearden and scripted by T.E.B. Clarke. The cast includes Benny Hill, Belinda Lee, David Kossof, Gary Marsh, George Margo, Ernest Thesiger, and Denis Shaw. Philip Green composed the music, with cinematography by Otto Heller. Benny Hill’s initial film appearance finds him as Hugo Dill, an ice rink employee who harbors aspirations of becom…