Directing · b. 1929 Richard Viktorov Directed Comet 1984 To the Stars by Hard Ways 1981 Obelisk 1977 Teens in the Universe 1975 Moscow-Cassiopeia 1974 Step Over the Threshold 1970 Adolescence 1968 Beloved 1965 The Third Flare 1963 There's a Sharp Turn Ahead 1960 On My Green Land... 1958 Agent-readable