Bollywood actress Rakul Preet Singh was spottted at the premiere of 'Citadel' in a romper and a pair of brown boots.

Director Nikhil Advani was also seen entering the premiere of the series. Nikhil Advani has created the series 'The Rocket Boys', the sequel of which was released on March 16.

Actress Sunny Leone was spotted at the premiere of 'Citadel' in a green ensemble, paired with beige heels.

Hollywood actor Richard Madden, on Sunday, arrived in Mumbai to promote the series with his co-star Priyanka Chopra. The actor was spotted at the Kalina Airport donning a black t-shirt and black shades. He was surrounded by his security. Several photos and videos of the actor surfaced online soon after he arrived at the airport.

Created by the Russo Brothers, Citadel will premiere exclusively on Prime Video on Friday, April 28, with two adrenaline-fueled episodes, followed by a new episode released weekly every Friday through May 26.