Nalla Thangai (Eng: Good Younger Sister) is a 1955 Indian Tamil-language film produced and directed by S. A. Natarajan. The film stars M. N. Nambiar, Madhuri Devi, Rajasulochana, S. A. Natarajan and T. S. Balaiah.
Directed by – S. A. Natarajan
Produced by – S. A. Natarajan
Written by – A. P. Nagarajan
Story by – A. P. Nagarajan
Starring – M. N. Nambiar, Madhuri Devi, Rajasulochana, S. A. Natarajan, T. S. Balaiah
Music by – G. Ramanathan
Cinematography – J. G. Vijayam
Edited by – T. Vijayarangam
Production – Forward Art Films
Distributed by – Forward Art Films
Release date – 5 February 1955
Running time – 155 mins
Country – India
Language – Tamil
