Underwood, a Golden Globe-award winning actor, joined the series as a regular in the role of an inspirational and intelligent CIA agent named Owen Hall, who is also a teacher at the CIA. And Ellis plays role of Miranda Shaw, Assistant Director at the FBI Academy in "Quantico".

"The best thing about working with Blair Underwood is the fact that he knows all his lines, all the time. He has lines, he has like pages and pages of lines because he plays our teacher this year so he has so much to say but he is so professional," Priyanka said in a statement.

Priyanka, who was seen essaying an FBI agent named Alex Parrish in the first season of the American drama series, is now portraying a CIA agent in its second season, which airs in India on Star World and Star World HD.

The actress added: "What a great actor. It's extremely amazing to be on set and watch him. I love watching him, him and Aunjanue are two people I watch when they perform. As an actor for me, they're institutions of what they do to a scene and I am so blessed to be working with both of them on the show."

Priyanka opened up about her co-stars in a special video to Star World.