Filmmaker Raja Sen brings Raveena Tandon and Arpita together in his upcoming Bengali film Laboratory. Sabsachi Chakraborty is playing the role os a scientist – Nandakishore. Raveena Tandon is playing Sohini, mother of Neela played by Arpita. Ravina Tandon last worked in Kolkata for her TV work in Saheb Bibi Gulam. Raveena is a Sikh woman from Punjab.