The director and producer of Inside Out (1975 film) and Fred Niblo were both actors.
Peter Duffell (born 1937) is a British film and television director and screenwriter, born in Canterbury, England. 
Fred Niblo (January 6, 1874  November 11, 1948) was an American pioneer film actor, director and producer. 
Inside Out is a 1975 British action thriller film, produced and directed by Peter Duffell, and starring James Mason, Robert Culp, and Telly Savalas. 
