Question: What is the actor that starred in "Nakshatram" with Regina Cassandra, Sai Dharam Tej, Pragya Jaiswal, Prakash Raj, J. D. Chakravarthy, and Tanish known for?
Sentence (from "Nakshatram (film)"): Nakshatram (English: "Star" ) is a 2017 Telugu action film which is written and directed by Krishna Vamsi.
Relevant evidence: No