<P> Writer Rod Serling was brought back to work on an outline for a sequel . Serling's outline was ultimately discarded in favor of a story by associate producer Mort Abrahams and writer Paul Dehn, which became the basis for Beneath the Planet of the Apes . The original film series had four sequels: </P> <Ul> <Li> Beneath the Planet of the Apes (1970) </Li> <Li> Escape from the Planet of the Apes (1971) </Li> <Li> Conquest of the Planet of the Apes (1972) </Li> <Li> Battle for the Planet of the Apes (1973) </Li> </Ul> <Li> Beneath the Planet of the Apes (1970) </Li> <Li> Escape from the Planet of the Apes (1971) </Li>

Who played lake in planet of the apes