The Communist Party of India (Marxist) had fielded 70 new candidates, but many of them failed to get elected. The All India Forward Bloc had suffered a split before the election, with the emergence of the Forward Bloc (Socialist).
The Left Front supported Janata Dal candidates in five constituencies.
Indian National Congress
In the Congress Party, there was confrontation between West Bengal Pradesh Congress Committee president Soumen Mitra and Indian Youth Congress leader Mamata Banerjee. Banerjee played an important role in rallying public support for the party.
The Congress leader
Adhir Chowdhury contested the Nabagram seat from jail, being imprisoned on murder charges. His speeches were recorded from prison and played at campaign meetings.
The Indian National Congress and the Jharkhand Mukti Morcha had entered into alliance.