In those days Amitabh Bachchan had stopped acting in films in fact he had backed out of some projects. But he had already committed to S.Ramanathan to do a film for him, so he had fulfilled his commitment. Tinnu Anand used to follow Amitabh Bachchan on the sets of Gereftaar to convince him to act in Shahensha and finnaly Amitabh Bachchan agreed.
This is the last movie to star legendary actors Kamal Hasan and Rajanikanth together and the only Hindi movie where they both appeared. Between 1975 when Rajanikanth made his debut and 1985 when this movie came out, Kamal and Rajani did nearly 16 movies together in 5 languages, but not a single movie since then in 38 years as of 2023. However, they do not have any screen time together in this movie.
Only movie featuring three all time legends
Amitabh Bachchan, Kamal Haasan and Rajinikanth (extended cameo) in the same movie. However, Kamal Haasan only appeared with Amitabh Bachchan, not Rajnikant.
The tune of the harmonica used in the song "Aana Jaana Laga Rahega" was later used for the song "Humko Humein Se Chura Lo " from the film Mohabatien.