The film stars Sanjay Dutt in the title role of Digvijaysinhji Ranjitsinhji Jadeja, the Maharaja Jam Sahib of Nawanagar (now Jamnagar, Gujarat, India).

[5] Principal photography began on 21 February 2020, with the scenes of the film being shot in 3 languages: Hindi, English and Polish.

[5] The Good Maharaja is based on Digvijaysinhji Ranjitsinhji Jadeja, the Maharaja Jam Sahib of Nawanagar, Gujarat, who, in the pre-Independence era, provided refuge and education to around 1,000 Polish children evacuated from the Union of soviet socialist republics (USSR) to escape German bombings during World War II.

After the release of the first look, the daughters of Maharaja Digvijaysinhji Ranjitsinhji sent a cease and desist notice to the makers, Omung Kumar and Sandeep Singh; co-owners of Legend Studios.

The legal representative of the daughters claimed, "The Maharaja was a public figure and if the facts are distorted, it will tarnish his image.