McIver will star as Cathy in `` Petals on the Wind '' a new musical about the life of Joan Baez, which is scheduled to open at New York’s Lincoln Center Theater next month.
McIver will star as Cathy in `` Petals on the Wind '' The Lifetime film is the sequel to their version of `` Flowers in the Attic '' Heather Graham and Ellen Burstyn will return in the sequel .