Step son Hyder Ali Khan is also a actor. He acted in the film "Trump Card" in 2010. Hyder was born from mother Shanaz's first marriage. Shanaz was a film journalist she she interviewed Tahir and son Aamir Khan on the sets of Tum Mere Ho.
Younger brother of writer/director/producer Nasir Hussain. It was Nasir who brought him into films by directing Tahir's first producing venture Caravan (1971), which became a big hit.