Diesel, starring Harish Kalyan in the lead, was released in theaters on October 17, 2025, on the occasion of Diwali this year. If you are planning to watch the film on OTT, here are the details.
When and where to look for diesel
Diesel is scheduled to release on OTT platform Simply South and will start streaming from November 21, 2025. The official update was shared by the platform through its social media handles. However, it will only be available to audiences outside India.
Here’s the update:
Diesel official trailer and plot
Diesel tells the story of Vasudevan, also known as “Diesel” Vasu, a young fisherman who has learned chemical engineering. His foster father gets entangled in a fuel-smuggling operation operating from North Chennai.
As Vasu uses his skills to take over his foster father’s syndicate and run operations, he becomes a Robin Hood-like figure within his community. Using illegal fuel trade as a source of income to support the welfare of his people, he eventually meets a corrupt police officer and rival smugglers.
What follows is Vasudevan’s fight against the police officer, which turns the film into a cat-and-mouse race that highlights the diesel mafia and the politics surrounding it.
Diesel cast and crew
Diesel stars Harish Kalyan in the lead role, along with Athulya Ravi, P. Sai Kumar, Vinay Rai, Karunas, Vivek Prasanna, Sachin Khedekar, Zakir Hussain, KPY Dheena, Lollu Sabha Maran, G. Marimuthu, Kaali Venkat and many others in the lead roles.
Written and directed by Shanmugam Muthusamy, the film is co-produced by Devarajulu Markandeyan, SP Shankar and Kishore S under the banner of Third Eye Entertainment and SP Cinemas.
The musical track and background score of the film is composed by ARM-fame Dhibu Ninan Thomas, whose track “Beer Song” has become a viral hit on social media.
Diesel’s cinematography is handled by MS Prabhu and Richard M. Nathan, while San Lokesh serves as editor.
The film was released in theaters along with Dhruv Vikram’s Bison and Pradeep Ranganathan’s Dude; However, it received mixed-to-negative reviews from critics and audiences.
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