Shah Rukh Khan as Aman Mathur

Preity Zinta as Naina Catherine Kapur

Saif Ali Khan as Rohit Patel

Jaya Bachchan as Jennifer Kapur

Sonali Bendre as Dr. Priya

Reema Lagoo as Aman's Mother

Satish Shah as Kursann bhai Patel

Rajpal Yadav as Guru

Sushma Seth as Lajjo Kapur

Delnaaz Irani as Jasprit Kapoor

Lillete Dubey as Jaswinder Kapoor

Simone Singh as Camilla

Shoma Anand as Lajjo Kapur's Sister

Ketki Dave as Rohit's Mother

Dara Singh as Pritam Chaddha

Sulabha Arya as Kanta Bhen

Anaita Shroff Adajania as Geeta Parekh

Athit Naik as Shiv Kapur

Jhanak Shukla as Gia Kapur

Kamini Khanna as Lajjo Kapur's Sister

Farah Khan as Customer in Jenny's Restaurant

Sonali Bendre as Priya (Special Appearance)

Sanjay Kapoor as Abhay (Special Appearance)

Kajol as Special Appearance in "Maahi Ve" Song

Rani Mukerji as Special Appearance in "Maahi Ve" Song (uncredited)

Uday Chopra as Special Appearance (uncredited)