Uneven suspense thriller about the race against time to find an eccentric millionaire who has stolen a deadly virus from a government laboratory. He's become increasingly unhinged thanks to man's meddling with nature - but his desperate act threatens to bring about the end of life on Earth. Richard Basehart stars as the crackpot fugitive, while George Maharis and Anne Francis are among those hot on his trail. Based on the novel by Alistair MacLean