Main •
Anil Kapoor (season 1–2) as Jai Singh Rathore based on
Jack Bauer •
Neil Bhoopalam (season 1–2) as Aditya Singhania, based on
President David Palmer. •
Raaghav Chanana (season 1–2) as Prithvi Singhania, Aditya's cousin and
Chief of Staff, inspired from
Wayne Palmer and
Mike Novick. •
Anita Raj (season 1–2) as Naina Singhania, Aditya and Divya's mother, inspired from
Sherry Palmer. •
Sapna Pabbi (season 1–2) as Kiran Rathod, Jai and Trisha's teenage daughter, based on
Kim Bauer. •
Tisca Chopra (season 1) as Trisha Rathod, Jai's wife, based on
Teri Bauer •
Mandira Bedi (season 1) as Vikrant Maurya, Divya's husband. •
Pooja Ruparel (season 1) as Pooja Bharadwaj, an aide to the minister. • Yuri Suri (season 1) as Mahendra Gill, a senior Research and Analysis Wing officer who takes control of the ATU, based on
George Mason. •
Shivkumar Subramaniam (season 1) as Kamaljit Sood, a Senior Research and Analysis Wing (RAW) officer who comes to question Jai, inspired from
Ryan Chappelle. • Nissar Khan (season 1) as Murad Ali. •
Suchitra Pillai (season 1) as Mehek Ahuja, a TV Journalist and Vikrant's lover, based on
Maureen Kingsley &
George Feragamo. •
Shahnawaz Pradhan (season 1) as KK, inspired by
Carl Webb. •
Aradhana Jagota (season 1) as Jhanvi Abhay Gupta, Kiran's friend, based on
Janet York. •
Priyansh Jora (season 1) as Rohit, based on
Rick Allen. •
Kiran Srinivas (season 1) as Dev Sharma, based on
Dan Mount. •
Nikunj Malik (season 1) as Simran, the girl whom Veer helps. • Gurpreet Saini (season 1–2) as Mihir, based on
Milo Pressman. •
Kishor Kadam (season 1) as Ravinder, LTFE Chief, based on
Victor Drazen of the original show. • Rajeev Siddhartha (season 1) as Bala Ravinder, Ravinder's son, inspired from
Alexis Drazen. •
Dibyendu Bhattacharya (season 1) as Raja, Ravinder's right-hand man, inspired from
Andre Drazen. •
Ankur Vikal (season 1) as Yakub Sayeed, terrorist leader, based on
Ira Gaines. •
Ajinkya Deo (season 1) as Agent Pradhan. •
Shweta Pandit (season 1) •
Vikas Shrivastav as Shinde (season 2) •
Sikander Kher (season 2) as Haroon Sherchan, younger brother of Roshan Sherchan who wants his brother to be out of prison based on
Hector Salazar. •
Ashish Vidyarthi (season 2) as Roshan Sherchan, a narcoterrorist caught by Jai, based on
Ramon Salazar •
Surveen Chawla (season 2) as Maya, based on
Claudia Hernandez •
Harsh Chhaya (season 2) as Siddharth Saigal, Intelligence Bureau Head •
Sumit Kaul (season 2) as Gyan Thakkar, thought at one point to be an enemy mole, he was revealed to have been working with Jai to coordinate an elaborate sting operation in which Jai would infiltrate the Sherchan's operation and gain their trust by breaking Roshan out of prison, based on
Gael Ortega. •
Karanvir Sharma (season 2) as Raj Singh Bhakta •
Sudhanshu Pandey (season 2) as Vedant Acharya original cast as Tony Almeida •
Naveen Polishetty (season 2) as Kush Sawant, based on
Kyle Singer •
Gunjan Malhotra (season 2) as Zaara •
Akash Khurana (season 2) as Bhisham Bhowmick •
Prerna Wanvari (season 2) •
Angad Bedi (season 2) as Dhruv Awasthi, based on
Michael Amador • Pallavi Patil (season 2) as Mitali •
Sharad Ponkshe (Season 2) as Amar Mane-Shinde, based on
Alan Milliken •
Amruta Khanvilkar (season 2) as Antara Mane-Shinde, based on
Julia Milliken •
Ritu Shivpuri (season 2) as Dr. Sunny Mehta •
Rajesh Khera (season 2) as Sudeep •
Manasi Rachh (season 2) as Maddy •
Nagesh Bhonsle (season 2) as Marathe •
Faezeh Jalali (season 2) as Jia •
Megha Burman (season 2) as Vaidehi
Guest •
Anupam Kher (season 1) as Wasim Khan, a
Research and Analysis Wing officer based on
Richard Walsh •
Shabana Azmi (season 1–2) as Abhilasha Grewal, based on the character
Alberta Green. •
Ronit Roy (season 2) as Roy ==Episodes==