Dilip Kumar's commitment to his craft was remarkable, evident during the shooting of the 1970 Bengali film 'Sagina Mahato,' directed by Tapan Sinha. Filmed in Darjeeling, Dilip Kumar was advised by Sinha to temporarily forget his famous method acting for one particular scene. Following Sinha's instructions, the legendary actor displayed childlike delight as a toy train passed. This took everyone by surprise and was shot in just one take. Overwhelmed, Tapan Sinha congratulated him saying, "Well done Yusuf!"
Bengal held a significant place in Dilip Kumar's heart. His film journey started with director Amiya Chakraborty and had close ties with luminaries like Nitin Bose, Bimal Roy, and Hrishikesh Mukherjee. These maestros didn't just harness unforgettable performances from him but also ignited his appreciation for Bengali culture. He became fond of prominent Bengali writers such as Bankim Chandra, Tagore, and Sarat Chandra. To further immerse in the culture, he improved his Bengali diction under the mentorship of novelist Nabendu Ghosh, eventually speaking fluent Bengali.
1963 marked Dilip Kumar's foray into Bengali cinema with the film 'Paari,' where director Jagannath Chattopadhyay had him alongside stars like Dharmendra and Pranati Bhattacharya. Based on Jarasandha's novel, the film saw Kumar in the role of jailer Vijay Upadhyay, impressing audiences with his subdued yet impeccable Bengali dialogue delivery.
In 'Devdas', his on-screen chemistry with Suchitra Sen was unparalleled. Though he hadn't seen Pramathesh Barua's version of 'Devdas' before filming his own film Dilip Kumar later admitted to Barua's superiority in the role. He also expressed his wish to collaborate with the legendary Satyajit Ray.
The way Dilip Kumar paid his respect to legends like Chhabi Biswas, Pahari Sanyal, and Ajay Kar during the premiere of ‘Footpath’ and ‘Madhumati’ is still remembered by film historians. He regarded Uttam Kumar highly, often praising his skills. Conversely, Mahanayak, referring to Dilip Kumar as Yusufda, saw him as the epitome of method acting.