The film, produced by the actor, depicts the adventures of three bachelors in the Indian capital.
He told Mumbai Mirror: "I'm looking out for someone. We have got quite a nice number, now we are thinking whom we can cast.
"It could be an established actor or a fresh face. If you have any suggestions, please let us know."
However, he added jokingly that he would be prepared to dance himself if they failed to find the right person for the role.
Khan said this week that he thought the film will hail a comeback for his nephew Imran Khan, who tackles the lead role in the ground-breaking Hinglish film.
