Neha, a psychiatrist, is pursued by both Raja and Bunnu. While Raja is a small-time crook pretending to be an NRI, Bunnu is her patient. The two try to outsmart each other to win Neha's heart.
Unfortunately the movie Deewana Mastana is not yet available on HBO Max.
| Writing | Anees Bazmee | Screenplay |
| Writing | Prayag Raj | Screenplay |
| Directing | David Dhawan | Director |
| Writing | Anees Bazmee | Dialogue |
| Writing | Anees Bazmee | Story |
| Sound | Laxmikant Shantaram Kudalkar | Original Music Composer |
| Sound | Pyarelal Ramprasad Sharma | Original Music Composer |
| Sound | Alka Yagnik | Playback Singer |
| Sound | Udit Narayan | Playback Singer |
| Sound | Vinod Rathod | Playback Singer |
| Crew | Ganesh Acharya | Choreographer |
| Production | Ketan Desai | Producer |
| Camera | Rajan Kinagi | Director of Photography |
| Writing | Anand Bakshi | Lyricist |
| Sound | Sonu Nigam | Playback Singer |
| Sound | Poornima Shrestha | Playback Singer |
| Art | R. Verman Shetty | Art Direction |
| Sound | Kavita Krishnamurthy | Playback Singer |
| Editing | A. Muthu | Editor |
| Production | Prakash Pange | Producer |
| Production | Bharat Shah | Producer |
