Sir Telugu Full Movie ( 2023 )

Dhanush as Balamurugan 'Bala' Sir (Tamil) / Bala Gangadhar Thilak 'Balu' Sir (Telugu), Mathematics teacher

Samyuktha as Meenakshi, Biology teacher

P. Sai Kumar as President Patthi Papa Rao

Tanikella Bharani as Thanigachalam, school headmaster and Telugu/Tamil teacher

Samuthirakani as Srinivas Thirupathi (Tamil) / Srinivas Tripathi (Telugu)

Thotapalli Madhu

Narra Srinivas as Sudharshan

Pammi Sai as peon at college

Hyper Aadi as Karthik, Chemistry teacher

Sha Ra as Prakash Reddy (Tamil) / Bulli Reddy (Telugu), Physics teacher

Aadukalam Naren as Bala's Father

Ilavarasu

Rajendran as 'Bittu' Bhupathi

Hareesh Peradi as Mohammed Ansari, Bala's teacher

Praveena as Bala's mother

Naga Mahesh as Inspector Suresh

Bharathiraja as a Villager (cameo appearance)

Sumanth as District collector Ananda Muthuvelkumar IAS 'Muthu' (Tamil) / Anumolu Satyanarayana Murthy IAS "Sathi Gadu"(Telugu) (cameo appearance)

Ken Karunas as Young Ananda Muthuvelkumar 'Muthu' (Tamil) / Anumolu Satyanarayana Murthy "Sathi Gadu"(Telugu)

SIR Part 1 ( Before Interval )