Ranbir Kapoor (Kabir 'Bunny' Thapar), Deepika Padukone (Naina Talwar), Aditya Roy Kapur (Avinash Arora), Kalki Koechlin (Aditi Mehra), Kunaal Roy Kapur (Taran Saxena), Farooq Shaikh (Sanjay Thapar), Tanvi Azmi (Shivani Thapar) more..., Anisa Butt (Preeti), Evelyn Sharma (Lara Handa), Poorna Jagannathan (Riyana Sarai), Madhuri Dixit (Mohini (Special appearance)), Rana Daggubati (Vikram Jaiswal (Special appearance)), Naveen Kaushik (Sumer Kashyap), Punya Darshan Gupta (Naina's Dad), Dolly Ahluwalia (Simran Talwar), Rashami Desai (Cameo Appearance)

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 Mynampati (Playback Singer), Shilpa Rao (Playback Singer), Nakash Aziz (Playback Singer), Harshdeep Kaur (Playback Singer), Mohit Chauhan (Playback Singer), Nakul Kamte (Sound Designer) and others.