More stars may be flocking in the upcoming "Scream Queens," as speculations have been spreading that Taylor Swift might join Emma Roberts' squad, that there is a casting call for four male doctors, and that there is a possibility of Nick Jonas' return.

The show's executive producer Ryan Murphy may have dropped a number of details and hints on the additional casts of "Scream Queens" season 2.

An insider for Hollywood Life said that Murphy is indeed eyeing on casting the "Shake It Off" singer. "Now that she has some time on her hands with no tour obligations, she is considering take a part on the show. Ryan wants to write her a character so good that she has no reason to say No," said the insider.

Also, Murphy is also reportedly planning on adding four new male actors to play as doctors in season 2 since it will be set in a hospital, E! News reports. To play the said role, is it possible that Oliver Hudson, Glen Powell and Diego Boneta will return?

Jonas is another actor/singer who is rumored to return. When asked about the possibility in an interview with The Wrap, Jonas's Boone Clemens admits that he doesn't know if he will return. But because Ryan Murphy is known for surprising the viewers, it may be possible that he will "end up on the show."

Meanwhile, Dean Cathy Munsch, played by none other than Jamie Lee Curtins is officially reprising her role. Aside from her, Roberts will also return as Chanel Oberlin, Lea Michele as Hester Ulrich, Abigail Breslin as Libby Putney, Billie Lourd as Sadie Swenson and Keke Palmer as Zayday Williams.

"Screen Queens" is a dark comedy TV series created by Ryan Murphy, Brad Falchuk and Ian Brennan. The second season premiere date has not been revealed yet by FOX TV.