Sadie Alexandru Sadie Alexandru Sarah Jocelyn "Sadie" Alexandru (born December 2, 1977) is an American actress and model. Alexandru is best known for playing Scarlett, secretary for media buyer Harry Crane on AMC's drama series "Mad Men". Sadie Alexandru was born in New York City and had a passion for ballet from her younger days. She received her Bachelor of Fine Arts degree in Acting from The Mason Gross School of the Arts at Rutgers University. She also studied at the London Academy of Theater under Patron Dame Judi Dench, and at the William Esper Studio in New York City. Alexandru took
Judi Dench for Measure". She subsequently spent seasons in repertory both with the Playhouse in Nottingham from January 1963, (including a West African tour as Lady Macbeth for the British Council) and with the Playhouse Company in Oxford from April 1964. In 1964, Dench appeared on television as Valentine Wannop in Theatre 625's adaptation of Parade's End, shown in three episodes. That same year, she made her film debut in "The Third Secret", before featuring in a small role in the Sherlock Holmes thriller "A Study in Terror" (1965) with her Nottingham Playhouse colleague John Neville. She performed again on BBC's Theatre