1. Harish Kalyan made his acting debut in 2010 with the film Sindhu Samaveli and gained recognition for his roles in Poriyaalan, Vil Ambu, Pyaar Prema Kaadhal and Parking.

1. Harish Kalyan made his acting debut in 2010 with the film Sindhu Samaveli and gained recognition for his roles in Poriyaalan, Vil Ambu, Pyaar Prema Kaadhal and Parking.
Harish Kalyan made his debut in Samy's Sindhu Samaveli, portraying the role of Anbu.
Harish Kalyan was next seen alongside Karunas, Shweta Basu Prasad and Sanjana Singh in the 2013 comedy film Chandhamama, before playing a supporting role in the Telugu film, Jai Sriram.
The success of Poriyaalan prompted film maker Suseenthiran to select Harish Kalyan to portray a leading role in his production, Vil Ambu.
In 2017, Harish Kalyan appeared in another Telugu film, the romantic comedy Kaadhali, where he featured alongside Sai Ronak and Pooja Doshi.
In 2017, Harish Kalyan took part in the first season of the Tamil reality television show, Bigg Boss hosted by Kamal Haasan.
Harish Kalyan entered the show on day 53 as a new contestant and finished as the show's second runner up.
In 2019, Harish Kalyan starred as a middle-class boy with major anger issues and a troubled childhood in Ispade Rajavum Idhaya Raniyum directed by Ranjit Jayakodi.
Harish Kalyan's film Dhanusu Raasi Neyargale with Sanjay Bharathi, son of director Santhana Bharathi, was a comedy-drama with a lead male character who is highly superstitious.
Harish Kalyan played the role of a staunch believer in josiyam and jadhagam.
Harish Kalyan won positive critical acclaim for his performance as Prabhu Govind in the movie Dharala Prabhu, which is the Tamil adapted version of 2012 Hindi film Vicky donor.
Harish Kalyan was roped in to play one of the lead in Chimbu Deven's interesting entertainer titled Kasada Thapara which is produced by Venkat Prabhu's Black Ticket Company.
Besides, Harish Kalyan played the lead role in Oh Manapenne, the Tamil remake of the 2016 Telugu film Pelli Choopulu.
Harish Kalyan learned Hindustani music and can play the keyboard.
Harish Kalyan's father, Five Star Kalyan, is a film distributor and music label owner.
Harish Kalyan portrayed Harish Kalyan's father in Vil Ambu.