[4] It stars Subodh Bhave as Shivaji I and Sharad Kelkar as Baji Prabhu Deshpande in lead while Amruta Khanvilkar, Nishigandha Wad, Sayali Sanjeev, Hardeek Joshi, Milind Shinde, Kishore Kadam, Nitish Chavan and Ashok Shinde plays important supporting roles.

[7] Upon release, Har Har Mahadev received positive reviews from critics and audiences for Deshpande's direction, cast performance (particularly Kelkar and Bhave), writing, cinematography, visual effects, and emotional weight,[8] and became a commercial success; it grossed ₹25 crore (US$3.1 million) worldwide becoming 4th highest-grossing film of the year.

Subhash K Jha of IWM Buzz gave 4 out of 5 stars and wrote, “Go for this disarming tryst with history with open arms.

[24] Likewise, Film Information gave positive reviews, noting Deshpande's impactful direction, dialogues, Sadineni's camerawork but criticised the editing.

[26] Within a week after the film's release, Amol Mitkari of the Nationalist Congress Party and politician Sambhaji, the 13th direct descendant of Shivaji, and their outfit Swarajya Sanghatan criticized it as misleading historical revisionism.

[27][28] On 7 November 2022, MLA Jitendra Awad and NCP workers shut down the film's screening in Thane's Viviana Mall.