Petkoff will take over the role of Lord Evelyn Oakleigh from Adam Godley on January 13, while Halston will assume the role of Evangeline Harcourt from Kelly Bishop on January 17.
Halston's Broadway credits include Hairspray, The Women, Twentieth Century, Gypsy, and The Man Who Came to Dinner. Among her other recent stage credits are Olive and the Bitter Herbs and The Divine Sister.
Petkoff has appeared in Ragtime, Monty Python's Spamalot, Fiddler on the Roof, and Epic Proportions on Broadway. Among his other stage credits are Follies, The Royal Family, and Titanic.
Directed and choreographed by Tony Award winner Kathleen Marshall, Anything Goes currently stars Sutton Foster as Reno Sweeny and Joel Grey as Moonface Martin. The company also features John McMartin (Elisha Whitney), Colin Donnell (Billy Crocker), Erin Mackey (Hope Harcourt), Jessica Stone (Erma), Walter Charles (Captain), Robert Creighton (Purser), Andrew Cao (Luke), and Raymond J. Lee (John).
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