Abbas made his acting debut with Umrao Jaan Ada in 2003 and later on appeared in numerous serials.

He get widely recognized after portraying Hammad Raza in the 2011 spiritual-romantic series Khuda Aur Mohabbat, which proved to be a turning point in his career.

Abbas is best known for his roles Adeel in Dil-e-Muztar (2013) for which he received a nomination for Best actor popular in Hum Awards and Hadi Salman in Alvida (2015) which earned him Best on-screen couple with Sanam Jung.

[3][4] In 2014, Abbas made his Bollywood debut in Vikram Bhatt's horror thriller Creature 3D opposite Bipasha Basu and later appeared on Jaanisaar.

[6] Among the regular visitors to his house were famed Urdu poets Parveen Shakir and Ahmad Faraz.