Updated: October 04, 2025

Allen cut his teeth on a number of adventure movies during the 1950s and 1960s, including "The Lost World" ( 1960 ), "Voyage to the Bottom of the Sea" ( 1961 ) and "Five Weeks in a Balloon" ( 1962 ), while also creating notable television series like "Lost in Space" ( CBS, 1965 to 68 ).