One of the all time great director's of Indian Cinema, K Balachander's straight Telugu films list is given below.
YEAR MOVIE'S NAME
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1968 BHALE KODALU
1969 SATHTHEKALAPU SATHTHEYYA
1971 BOMMA BORUSAA
1976 ANTHULENI KATHA
1978 MARO CHARITHRA
1979 ANDAMAINA ANUBHAVAM
1979 idi katha kaadu
1979 GUPPEDU MANASU
1980 AAKALI RAJYAM
1980 AADAVALLOO MEEKU JOHAARLU
1980 THOLIKODI KOOSINDI
1981 47 ROJULU
1983 KOKILAMMA
1988 RUDHRAVEENA