When they are buried alive, underground, in an ancient San Francisco subway station during an earthquake, Burke and General Urko are forced to work together. Above ground, Galen and Verdon try to figure out a way to help Burke, with the assistance of several gorilla soldiers. <br /> <br />Starring: <br /> <br />Roddy McDowall as Galen <br />Ron Harper as Alan Virdon <br />James Naughton as Peter Burke <br />Guest Starring: <br /> <br />Mark Lenard as Urko <br />Norm Alden as Zako <br />John Milford as Miller <br />Cindy Eilbacher as Lisa Miller <br />Mickey LeClair as Jick Miller <br />Wallace Earl as Mary Miller <br />Gail Bonney as old woman <br />Eldon Burke as Olam <br />Ron Stein as Mema <br />Ted White as tower gorilla <br />Robert Munk as farmer
