Mary Testa (“Xanadu”), Titus Burgess (“The Little Mermaid”) and John Selya (“Movin’ Out”) are among the cast of the new Rialto staging of “Guys and Dolls.”Glenn Fleshler, Adam Lefevre and Steve Rosen are also on the cast list. Revival, opening March 1 at the Nederlander Theater, stars Oliver Platt, Lauren Graham, Craig Bierko and Kate Jennings Grant in the 1950 tuner’s lead roles. Designers include Robert Brill (sets), Paul Tazewell (costumes), Howell Binkley (lights) and Steve Canyon Kennedy (sound). Des McAnuff (“Jersey Boys”) helms. Show is produced by Howard Panter for Ambassador Theater Group, and co-produced by Tulchin/Bartner/Jenkins, Bill Kenwright, Northwater Entertainment, Darren Bagert and Tom Gregory.