The event, hosted by Udayan Cinema, drew a large number of fans eager to catch a glimpse of the popular on-screen pair.
Dev-Subhashree at the promotions in Tarakeshwar. Photo: PR Team
The actors received a warm welcome as enthusiastic fans cheered, sang and danced during the promotional event.
Dev and Subhashree interacted with the crowd, adding to the festive atmosphere on Prothoma, the first day of the Pujo calendar after Mahalaya.
DeSu7 marks another collaboration between Dev and Subhashree, who are reuniting on screen after their appearance in Dhumketu.
The film also stars Anirban Bhattacharya and is directed by Dev.
Blending romance, action and drama, DeSu7 is among the Bengali films generating buzz ahead of this year's Durga Puja festivities.
The reunion of Dev and Subhashree has further heightened audience interest in the film, which releases in cinemas across West Bengal on October 16.