Production George Casey Directed Forces Of Nature 2004 Amazing Journeys 1999 Alaska: Spirit of the Wild 1998 Africa: The Serengeti 1994 Ring of Fire 1991 Great Barrier Reef 1981 The Eruption of Mount St. Helens! 1980 Genesis: Four Billion Years in the Making 1978 Probes in Space 1975 Planet Ocean 1974 Other Credits Search for the Great Sharks Co-Producer 1992 Seasons Executive Producer 1987 Agent-readable