Ranbir Kapoor (Kabir 'Bunny' Thapar), Deepika Padukone (Naina Talwar), Kalki Koechlin (Aditi Mehra), Aditya Roy Kapur (Avinash 'Avi' Arora), Kunaal Roy Kapur (Taran Saxena), Evelyn Sharma (Lara Handa), Madhuri Dixit (Mohini) more..., Farooq Shaikh (Mr. Thapar), Tanvi Azmi (Bunny's Step-Mother), Rana Daggubati (Vikram (Cameo Appearance)), Poorna Jagannathan (Riyana), Anisa Butt (Preeti), Naveen Kaushik (Sumer), Punya Darshan Gupta (Naina's Dad)

Hiroo Johar (Producer), Karan Johar (Producer), Avinay Widge (First Assistant Director), Santosh Singh (First Assistant Director), Siddhartha Luther (First Assistant Director), Suraj Sadanah (First Assistant Director), Anubhav Chopra (Second Assistant Director) more..., Freya Parekh (Second Assistant Director), Dave Sohrab Makker (Assistant Director), Ronick A Lavingia (Assistant Director), Shivam Hingorani (Assistant Director), Sreeti Mukerji (Assistant Director), Taranveer Singh (Assistant Director), Apoorva Mehta (Co-Producer), Marijke deSouza (Executive Producer), Prashant Kunder (Line Producer), Malika Singh (Production Supervisor), Meetali Meshram (Production Coordinator), Ayan Mukerji (Screenplay), Ayan Mukerji (Story), Hussain Dalal (Dialogue), V. Manikandan (Director of Photography), Maajid Khan (Still Photographer), Anaïs Ravel-Chapuis (Assistant Camera), Pritam Chakraborty (Original Music Composer), Amitabh Bhattacharya (Lyricist), Benny Dayal (Playback Singer), Shefali Alvares (Playback Singer), Vishal Dadlani (Playback Singer), Shalmali Kholgade (Playback Singer), Arijit Singh (Playback Singer), Rekha Bhardwaj (Playback Singer), Tochi Raina (Playback Singer), Sunidhi Chauhan (Playback Singer), Sreerama Chandra (Playback Singer), Shilpa Rao (Playback Singer), Nakash Aziz (Playback Singer), Harshdeep Kaur (Playback Singer), Mohit Chauhan (Playback Singer), Nakul Kamte (Sound Designer) and others.