The film was formally launched on 18 August 2023. Principal photography began on 25 September 2023 in New Zealand. Stephen Devassy composed the original score and songs.
The film, based on the mythological story of Kannappa, a devotee of the god Shiva, took nearly a decade to materialize. In December 2013, actor, screenwriter and director Tanikella Bharani told the media that he was working on the pre-production of a period drama film set in the 14th century, titled Bhaktha Kannappa. He had cast Sunil in the role of Kannappa.[7] In June 2015, actor-producer Vishnu Manchu announced that his production company, 24 Frames Factory, would collaborate with an American company to produce a film titled Kannappa Katha, to be directed by Bharani.[8] Reports indicated that Bharani sold his original screenplay for Bhaktha Kannappa to Vishnu after waiting for several years to convince a producer. Manchu hired writers to work on the film and make necessary changes.[9]
Vishnu Manchu plays the title role of Kannappa, a devote of god Shiva.[16] In July 2019, it was reported that Kajal Aggarwal has been cast in the leading female role.[17] In 2023, after the film's official launch, the makers announced that prominent actors from various film industries would be joining the cast.[18]Nupur Sanon was confirmed in the leading female role, however, she opted out from the film in September 2023 due to scheduling conflicts.[19] In September, Prabhas was confirmed to be playing the role of Shiva in a special appearance.[20][21][22] In the same month, Mohanlal was also confirmed in an undisclosed cameo role.[14] In the same month, Nayanthara was in talks to play the role of Parvathi, but the talks did not materialize.[23]Hindi actorAkshay Kumar made his Telugu debut with Kannappa; and appears in a cameo role.[24][25][26]
Vishnu Manchu went for location scouting in New Zealand in April 2019.[29] Initially, the crew scouted in Ireland, Scotland, Minnesota, Australia, Switzerland, and Canada in a search for the 2nd century worldbuilding, with unpolluted sky and scenic forests. Principal photography began on 25 September 2023 in New Zealand.[30] Filming was temporarily halted in late October after Vishnu sustained an injury while performing a fight sequence, where the blades of a drone made contact with his arm.[31] In New Zealand, the film was shot in various locations across Auckland, Rotorua, Glenorchy, Wānaka, Pukaki, and Christchurch. Reportedly, about 80 percent of the film will be shot in New Zealand. Brahmanandam completed a significant 15-day shoot for 'Kannappa' in New Zealand.[32]
The first schedule of filming completed on 23 December 2023, in New Zealand.[33][34] The production team made an official announcement on 28 February 28 2024, revealing that the second schedule of filming has commenced in New Zealand. The team then headed to Hyderabad after wrapping up the second schedule.[35] Akshay Kumar arrived in Hyderabad and wrapped up the shoot on 3 May 2024.[24][25][26] Subsequently, on 9th May 2024 Prabhas entered the film sets.[36] The last schedule of the film is currently taking place at Ramoji Film City in Hyderabad with Prabhas, with this the entire shoot of the film will be wrapped.[37]
At Cannes 2024
At Cannes 2024, following their participation in the premiere of Horizon: An American Saga – Chapter 1, Vishnu Manchu, accompanied by his wife Viranica Manchu and his father Mohan Babu, and Prabhu Deva along with the 'Kannappa' crew unveiled their film's teaser, which received an appreciative round of applause.[38]