The Tony Awards honor the year's best on Broadway.
The stars' names were added to the list of previously announced presenters which includes Alec Baldwin, Kristin Chenoweth, Glenn Close, Richard Griffiths, Laura Linney, John Lithgow, Liza Minnelli, Mary-Louise Parker, Daniel Radcliffe, Brooke Shields and Marisa Tomei.
Whoopi Goldberg is the host of the awards show, which will also feature special performances from the Tony Award-winning musicals "Rent" and "The Lion King," CBS said.
Notable deaths of 2014 [PHOTOS]
Polly Bergen, Emmy Award-winning actress, dies