सदमा

Kamal Haasan

Somprakash/Somu

Sridevi

Nehalata Malhotra/Reshmi

Silk Smitha

Soni

Gulshan Grover

Balua

Kanwarjeet Paintal

Paintal

Arvind Deshpande

J. K. Malhotra

Viju Khote

Police Inspector David

Birbal

Shamu

Leela Mishra

Somu's neighbor "nani"

Ashalata Wabgaonkar

Rajeshwari Malhotra

Shreeram Lagoo

Dr. Khandeparkar

Padma Chauhan

Madam

இளையராஜா

Music

Gulzar

Dialogue, Lyricist

Hrishikesh Mukherjee

Presenter

Kamal Haasan

Playback Singer

Asha Bhosle

Playback Singer

Sridevi

Playback Singer

Raj N. Sippy

Producer

Romu N. Sippy

Producer

பாலு மகேந்திரா

Director, Story, Screenplay, Director of Photography

D. Vasu

Editor

K. J. Yesudas

Playback Singer

Suresh Wadkar

Playback Singer