The BJP, along with its minor allies, has also filed candidates in all the seats and trying to make the contest three cornered in a couple seats.
Fledgling Aam Admi Party has put up candidates in 15 seats including noted writer Sarah Joseph in Thrissur, journalist Anita Pratap in Ernakulam and former IPS officer Ajith Joy in Thiruvananthapuram.
According to the office of Chief Electoral Officer, a total of 311 candidates have been in the fray, many of whom are independents and candidates of splinter left groups and BSP.
In the LDF, CPI(M) is contesting 10 seats and CPI four while independents have been fielded in five seats, all of them from the kitty of the lead partner, and Janata Dal (S) one.
Among the Congress candidates in the fray are five Union ministers - Shashi Tharoor (Thiruvananthapuram), K V Thomas (Ernakulam), Mullapally Ramachandran (Vatakara), Kodikunnil Suresh (Mavelikkara) and K C Venugopoal (Alappuzha).