The film collected around ₹13 crore (US$2.03 million) in Overseas to take its worldwide collection of ₹70 crore (US$10.91 million) in 10 days.  It opened to generally favorable reviews praising the action sequences, performances, writing and exclusion of songs.  The Telugu version of the film was made available to stream through Ahavideo.
The film collected over ₹5.5 crore (US$857,340.16) in Kerala, close to ₹10 crore (US$1.56 million) in Andhra Pradesh and Telangana from Tamil and Telugu versions and over ₹7 crore (US$1.09 million) in Karnataka. Kaithi was selected for the official screening at the Internal Indian Film Festival in Toronto (IIFFT), which was held on 9-15 August 2020. Paruchuri brothers gave wonderful story based on it. The drugs belong to Adaikalam, who none of the police officers has seen nor know how he looks. - Times of India", "Karthi reacts on Kaithi clash with Vijay's Bigil", "Karthi's 'Kaithi' fills up the list after 'All in All Azhagu Raja' and 'Kaashmora'!
 Sources claimed that, Shivarajkumar is expected to play the lead role in its Kannada remake. He convinces Dilli, an ex-prisoner who happened to be there with him as he was detained for looking suspicious (and being the only one who can drive the lorry) to help him save the officers' lives by threatening him that he would not let him meet his daughter Amudha for the first time the next morning, with the help of a lorry borrowed from Kamatchi, a caterer present at the party.
Kaithi (transl. The film stars Karthi with Narain, Arjun Das, George Maryan and Dheena in pivotal roles. We always wanted to experiment on various things. " Sify gave 3.5 out of 5 stars stating "Kaithi is a solid action thriller and it will be a feast for action lovers. The film also has a lovely underlying father-daughter sentiment which works well in the climax!  A Hindi-language remake starring Ajay Devgn has been officially announced. After five years, we made a profit of 2 million rupees, and some more during the subsequent years. According to Anbu's plan, all the police officials in the city get unconscious after consuming poisoned drinks at a higher official's retirement party. Bejoy thanks Dilli and promises him that he will soon arrange a good life for him and his daughter. As the film's rights were sold once every five years to exhibitors, we made profit on this film after five years and through the following years.
Lokesh Kanagaraj, initially chose Mansoor Ali Khan to play the lead role.
786 as his 100th movie and his 150th movie was Khaidi No. Dilli alone enters the building through a secret underground passage and sends the students out through the secret passage, while he and Napoleon go to burn up all the drugs.
Details inside | Entertainment News", "Shooting for Karthi-Lokesh Kanagaraj film begins in Tenkasi", "I didn't want to be a one-film wonder: Lokesh Kanagaraj", "Lokesh Kangaraj directed Karthi's Kaithi original soundtrack released", "Kaithi to hit screens on September 27th? They are guided by Paalpandi, a corrupt cop (recruited by Stephen Raj, Zonal Head of Narcotics Division working for Anbu) who acts unconscious while giving information about the location of the lorry to the gangs. Being the village head, Veerabhadraiah implicates Suryam in the death of his sister, saying that he was forcing her into prostitution, due to which his sister committed suicide. ", "Most of the shooting was done in the village called Rebala near Nellore, while the climax was shot at Porur near Madras. The house set, indoors and minor patchwork of shooting was done in Madras. The title Khaidi was my choice indeed! ", "The film's shooting was started at Prasad Labs on 30 April 1983, with the muhurtam shot on Chiranjeevi and Madhavi. The Music Was Composed By K. Chakravarthy and Released by Tips Music.
Madhavi, being a lady artiste, had an exclusive house in Talakona location, while everyone else adjusted in huts and houses in and around the village.  The film score and soundtrack was composed by Sam C. S. The cinematography was handled by Sathyan Sooryan, and edited by Philomin Raj.  Kaithi was selected for official screening at International Indian Film Festival in Toronto, held in August 2020.. " Baradwaj Rangan of Film Companion South wrote "But what I missed more is character building. The vocals for the songs were written and performed by Sam and Sharanya Gopinath, with the latter rapping a few versions in English..  Kaithi was censored with U/A certificate, from the Central Board of Film Certification. " News18 gave 3 out of 5 stars stating "Karthi's stunning performance makes it an engaging watch, Kaithi plays at multiple levels. ...The protagonist was just a villager in our initial script, but we changed it to a student, and it clicked!  Kanagaraj cited the climax fight choreographed by the duo Anbariv, from Karthi's 2010 action film Naan Mahaan Alla as the benchmark for the film's action sequences. The getup clicked so much that he became a Khaidi in the hearts of lakhs of audiences with this movie. The Duo reach the drug stored room, but to their surprise, they also find a confiscated gatling gun.
However, a song titled "Neel Iravil" sung by Sam, was featured in the film's teaser. , (Lyrics and English rap versions performed by Sharanya Gopinath), (Vocals and lyrics performed by Sam C. S.), (Vocals performed by Sam C. S, with English rap versions done by Sharanya Gopinath), Learn how and when to remove this template message, "Bigil, Petta, Viswasam, Kanchana 3, Nerkonda Paarvai, Kaithi power Kollywood's theatrical takings in 2019 to Rs 1000 cr", "Kaithi will showcase Karthi's potential as a versatile actor: Lokesh Kanagaraj - Times of India", "Official: Karthi 18 with Maanagaram director & Dream Warrior Pictures! Vishnuvardhan did it in Kannada, while Padmalaya bought the rights for Hindi and made it with Jeetendra there as Qaidi. , Sam C. S. composed the film's score. Our banner name being Samyuktha, we rechristened Nitya as Samyuktha, and she continued to do more films, such as Sirivennela under the same name. Madhavi played the lead role in all three languages. ", "Whistle vs Khaidi: Direct box-office clash between Vijay and Karthi in the Telugu states - Times of India", "Karthi's 'Kaithi' cleared with U/A certificate - Times of India", "Exhibitors fume after Kaithi releases on OTT platform - Times of India", "Karthi's 'Kaithi' to be screened at International Indian Toronto Film Festival - Times of India", https://www.youtube.com/watch?v=kaZFBTthNZM, "Kaithi Movie Review: Karthi is terrific in Lokesh Kanagaraj's gripping action flick", "Kaithi movie review: Karthi's edgy performance is the highlight of Lokesh Kanagaraj's gripping thriller", "Kaithi movie review: Karthi's light and pacy action thriller keeps you engaged", "Kaithi Movie Review: Lokesh Kanagaraj Crafts A Sturdy (But Generic) Star Vehicle For Karthi", "Kaithi box office collection (worldwide): Karthi and Lokesh Kanagaraj's film mints Rs 70+ crore", "Kaithi Box Office update: Karthi's action thriller collects Rs 83 crore in 12 days - Times of India", "Kaithi: Karthi starrer collects Rs 100 crore, the first movie of the actor to do so - Times of India", https://www.thenewsminute.com/article/lokesh-kanagaraj-confirms-kaithi-2-karthi-111369, "Karthi confirms Kaithi 2 with Lokesh Kanagaraj - Times of India", "Kaithi director Lokesh Kanagaraj reveals plan to expand film into a franchise: 'I have the idea for both a prequel and sequel'- Entertainment News, Firstpost", "It's official! ", "Madhavi and Chiranjeevi were a hit pair, but Madhavi didn't work with Kondadarami Reddy before and thus I wanted to cast her in the film. Suryam asks for some time and with the help of his elder sister raises crops to repay.  The film collected ₹100 crore (US$15.59 million) worldwide. The film was completed in three schedules.
 The film makers confirmed that there will be no female lead for Karthi in this film.
Adaikalam's brother Anbu plans to capture the five police officials, kill them, and take their drugs back from them. (It was the continuation scene of Menaka-Vishwamitra song "Vedam, naadam...", where Madhavi asks Chiranjeevi about their love).