- Madhavan
- Madhav Shastri (Maddy)
- Dia Mirza
- Reena Malhotra
- Saif Ali Khan
- Rajeev Samra (Sam)
- Vrajesh Hirjee
- Vicky
- Tanaaz Currim Irani
- Shruti
- Anupam Kher
- Deendayal Shastri (DD) (Maddy's Father)
- Navin Nischol
- Mr. Malhotra (Reena's Father)
- Smita Jaykar
- Mrs. Malhotra (Reena's Mom)
- Kabir Sadanand
- Maddy's Friend
- Maya Alagh
- Sam's Mother
- Amar Talwar
- Sam's Father
- Hemant Pandey
- the lorry driver whose lorry collides with Madhav's motorcycle carrying Vicky
- Gautham Vasudev Menon
- Madhav's software company's boss (cameo)
- Jackky Bhagnani
- the bouquet deliveryman to Reena (cameo)
- Sarita Birje
- (Madhavan's real-life wife) as a student in Madhav's tutorial class (cameo)
- Daisy Shah
- Hey Bolo Bolo song dancer
