Before starting her family, Shannon pursued a career in acting on the stage. She studied Acting at SUNY New Paltz and her regional musical credits include, Mary Magdalene in “Jesus Christ Superstar,” Sheila in “Hair,” Mallory in “City of Angels,” and Johanna in “Sweeney Todd.” Straight acting credits include Sarah from ”Children of a Lesser God,” Ariel in “Tempest,” Isabella in “Measure for Measure,” Rosalind in “As You Like It” and Madge in “Picnic.”

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Currently, she is performing in "Love and Let Die: Confessions of a Bond Girl," a fictionalized account of Bond Girl, Sylvia Trench's memoir of her on again/off again affair with 007. Directed by Lennie Watts, with Musical Director John Fischer and script written by Ms. Daley, this one-woman show is comprised of songs from the Bond films.

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In 2022-2023 ,she performed her cabaret solo debut "Anybody Have A Map?" in NYC. Directed by Lennie Watts, with Musical Director Steven Ray Watkins, Marco Panascia on Bass, and Don Kelly on Drums, and features her son, Rafi Martinez - this show took us on Shanon's personal journey through becoming an empty nester and rediscovering and pursuing her dreams during a pandemic. There was an eclectic mix of songs from new and old artists from Broadway, American Songbook, Rock and Pop hits, as well as four parodies that she wrote. 

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2023 MAC Award Nominee for Best Female Debut

"The lady has some good vocal training, some range, and a lucky ability to vary up the styles in which she is performing."

                                                             - BroadwayWorld