An altercation between workers of the two parties began when TMC's Sudarshan Ghosh Dastidar and Tapas Mandal of CPI(M) were filing their nomination papers.
The altercation led to scuffle and police had to intervene to control the situation.
Two policemen including SDPO Tanmay Mukherjee, and four political workers were injured in the melee, police said.
Two persons were arrested in this connection.