After a schedule break, the shoot continued intermittently throughout Chennai in early 2017 as Vikram simultaneously worked around his commitments for his other film Sketch. Following the schedule in Turkey, they returned to Georgia to continue the shoot for ten days. Production began in early January 2017 in , with a series of promotional posters released by the team. In late August 2017, the team travelled to , to continue the shoot, with the ensemble cast joining the schedule. In November 2016, Menon revived the project with Vikram and began working on the script again.
Menon confirmed later in the month that and had been added to the cast to play supporting roles. Despite claims from Menon that the shoot would be completed and the film would be released by the end of 2018, the production of the film remained on hold. Jomon later opted out of the film during March 2017 citing scheduling issues and was replaced as the film's cinematographer by Santhana Krishnan, the son of. Actress was added to the cast and also took part in an initial photoshoot. Suriya released a press note revealing that Menon had been tinkering the script for six months without any such progress and that he could wait no longer as he had committed to other films. Despite progress, the film did not take off as a result of Ravi's busy schedule.
During the period of delay, a second teaser trailer was released on YouTube during June 2018, and garnered positive reviews from critics. The actor liked the idea of the film, but later turned down the offer and chose to work with Thanu on 2016. However, the film's first schedule constantly began to be postponed and ultimately by October 2013, Menon and Suriya parted ways citing creative differences. After several days of shoot in Georgia, the team were briefly left stranded after being denied permission to enter as a result of a document oversight. Gautham Menon signed on actress to replace her, after being impressed by Varma's performance in the Telugu film 2016. He also recalled that the pair had a similar unfruitful experience when making a film titled Chennaiyil Oru Mazhaikaalam in early 2004.
The team also re-signed Parthiepan to act in the film, with his character tweaked from his role in the original script. The project failed to find financiers, before he picked up pre-production work on the film again during November 2015, hoping to start the film with. Actors and , were also signed on to play characters with negative shades. Following the release of 2015 , Menon revived Dhruva Natchathiram and revealed he was working on the script by March 2015. Revealed to be produced by Menon too, the team released a series of posters in April 2013 indicating that the film would feature 12 pivotal characters.
The film subsequently experienced a long delay in its production owing to Menon's financial constraints, with several other films associated with the director such as , , and the eventually shelved also put on hold. During the initial schedules, scenes involving Vikram, Aishwarya Rajesh and Ritu Varma were primarily shot. The shoot began in during mid-June 2017 with Vikram and the ensemble supporting cast, before moving to by the end of the month. After two days of no shoot, they were granted permission to travel to and continued filming. The film was officially launched at the director's office in May 2013, with a few test shots also taken during the month. The film began production in January 2017 and to date has been shot in seven countries.
Three of Menon's former proteges , and also were selected to portray roles, as was. After the completion of their work in Bulgaria, the team moved to , to film scenes in the desert and worked in extremely warm temperatures. . After rejecting two scripts including an action film titled , Suriya was impressed and accepted to work on the spy-thriller film Dhruva Natchathiram, which Menon hoped to turn into a franchise. Menon then narrated the script to producer , who set up a meeting for Menon to discuss the script with. Following a brief shoot in the town, the team moved to Chennai for a further short schedule. The film has music composed by and cinematography done by , Santhana Krishnan Ravichandran and.
Santhana Krishnan also opted out of the film in June 2017 and was replaced by , who collaborated with Menon again after 2011. In early February 2017, Anu Emmanuel opted out of the film citing scheduling issues following Vikram's decision to alter his schedule, so that he could simultaneously shoot for 2018 directed by Vijay Chander. Following the end of the schedule in mid-July 2017, Menon revealed that approximately thirty more days of shoot were required. During the same month, a bevy of supporting actors were signed to portray roles in the film including veteran actresses and , while rookies actresses , and were also added to the cast. . .
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