Inaamulhaq was born on November 14, 1979, in Saharanpur, Uttar Pradesh. After involvement in theatre with IPTA Saharanpur, he joined the National School of Drama (New Delhi) and graduated with a specialization in Acting in 2003.

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In Mumbai, Inaamulhaq began his career as a writer for the TV show "Karamchand-2". Following this, he worked as a 'Creative Consultant' with "Comedy Circus" for two and a half years. He then transitioned to films and wrote dialogues for "Bbuddha Hoga Terra Baap" (2011).

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As an actor, he received his first film break with the critically acclaimed movie "Firaaq" in 2009. His breakthrough as an actor came in Nitin Kakkar's award-winning film "Filmistaan" (2014), for which he was listed in the "Top 10 Stand-Out Actors of 2014" by Mid-Day and "The Most Prominent Debuts of 2014" by IBNlive.com in their Year-ender. He is also featured in IMDB's list of "Top 200 Best Indian Actors and Actresses."

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In Bollywood, Inaamulhaq is known for his versatility in portraying challenging characters. He played the main antagonist, Major Khalaf Bin Zayd, in "Airlift". In this evacuation drama based on Iraq’s invasion of Kuwait, his performance received a grand reception from audiences and critics alike. His cameo in "Jolly LLB 2" garnered attention for his portrayal as a Kashmiri.

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His first lead role in "Nakkash" received very positive reviews from critics. The poster of "Nakkash" was launched at the Cannes Film Festival 2018. He won the Best Actor Award for his outstanding performance in 'Nakkash' at DCSAFF (Washington DC South Asian Film Festival 2018) and the Best Actor Award at the India International Film Festival of Boston (IIFFB) 2019.

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Some of his other notable works include "Lucknow Central," "Firangi," "Pagalpanti," "Mere Desh ki Dharti," "Maharani," "Zara Hatke Zara Bachke," "Pippa," among others.

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