Arden's musical credits in West End productions include Susannah in Someone Like You at the Strand Theatre (1990), Tuptim in The King and I at Sadler's Wells Theatre (1991), Mona Lisa in Leonardo the Musical: A Portrait of Love at the Strand Theatre (1993).
In West End theater performances, Arden has portrayed musical roles such as Susannah in Someone Like You (1990), Tuptim in The King and I (1991), and Mona Lisa in Leonardo the Musical: A Portrait of Love (1993).