Imtiaz Ali Director, Screenwriter Deepika Padukone Meera Pandit Actor Giselli Monteiro Harleen Kaur Actor Rishi Kapoor Veer Singh Actor Neetu Singh Older Harleen Kaur Actor Rahul Khanna Vikram Joshi Actor Raj Zutshi Harleen's Father Actor Sanjay Gandhi Indian Cast Actor Vir Das Shonty Actor Melissa Latouche London Extra Actor Fagun Thakrar London Extra Actor Lalita Ahmed London Extra Actor Leeshon Alexander Marley Actor Chandan Anand Indian Cast Actor Saif Ali Khan Jai Vardhan Singh , Veer Singh Actor, Producer Florence Brudenell-Bruce Jo Actor Dolly Ahluwalia Indian Cast Actor, Costume Design Rajinder Sharma Nanu Laale Actor Kavi Shastri Jaat Actor Sagar Arya Mahesh Actor Mandi Sidhu Colly Actor Nicole Simone Erum Actor Sandeep Garcha Yamini Actor Elizabeth Tan Pae Actor Amanda Rosario London Cast Actor Sheena Bhattessa Neha Actor Sonu Louis Martin Actor Dinesh Vijan Producer Andrew Heffernan Executive Producer Shwetanjali Rai Executive Producer Nataraja Subramanian Cinematographer Aarti Bajaj Film Editing Pritam Chakraborty Original Music Salim-Sulaiman Original Music Teddy Maurya Production Design Ayesha Dasgupta Costume Design Anaita Shroff Costume Design