Graduated from the Conservatory of Santa Cecilia in Rome, Dee perfected her technique in Switzerland with the soprano Leontina Vaduva.

 

She debuted in 2009 in Haydn's Stabat Mater as a soloist, singing with the Filarmonica Romana orchestra. She then performed in Rome and Lausanne in various concerts:
A tribute to Gershwin, Rossini's Soirees Musicales and starred as Dorinda in Handel's Orlando at Lausanne BCV Hall.

She played the main role of Mozart in W.A.M Irony of Death, a monologue including piano and singing parts by Carlo Picchiotti and The Nun in Kafka's Trial adaptation, for whom she was nominated for best actress in a supporting role at Teatro La Cometa's contest.

Willing to expand her musical repertoire, she gained a Master of Arts in Musical Theatre at the Royal Central School of Speech and Drama.
She made her debut in musical theatre playing the role of Mileva in Love is not a Science, a show with original music by Joshua Rosenblum.

Dee alternated singing and acting, she played the gentlewoman in Macbeth at the London Theatre, she was featured as a refugee in Richard Eyre's King Lear for BBC and as the mother in Look at your palm at the Oval House in 2019.
In 2020 she was offered the role of Francesca Conti in Jack Stall Dead.

Her latest role was in the second season of Dead man’s phone, a new live action videogame available on Netflix from December 2022.

Dee also has QTS status and teaches singing, piano and music theory as Head of Creative Arts at St Anthony's School in Hampstead.