No photoGerry DayWriter · 1922–2013 · Los Angeles, California, USAIMDb Wrote 81980s1980The Watcher in the WoodsWriter1970s1979The Black HoleScreenplay54A Christmas for BoomerWriter1977Grizzly AdamsWriter741975Matt HelmWriter1974Little House on the PrairieWriter771960s1969Hawaii Five-OTeleplay, Writer731960A Story of DavidTeleplay