Group dancers are also called chorus or backup dancers. Clearly, without them most of the dance sequences would not be too interesting. The reason is that solo performances by the lead characters are rare and usually occur in formal, classical dance settings. For an average movie-goer, these are not very appetizing. Most of the time, though, the main dancer or dancers have to be embedded in a matrix of backup dancers.

In the talkies, when the dances moved away from the temple or the court to other locations, a need arose for more dancers. These dancers were, unfortunately, very low in the movie industry hierarchy, just above the extras. The extras are the ones sitting in the cafeterias or in parties. You can actually recognize many of them who are common fixtures sometimes for years. Little bit above them are the unheralded group dancers. They are usually hired by...