She continued to play Mandy until 2001 after deciding to pursue other television roles.
She later returned full-time from September 2019.
Riley juggled the rehearsals for Strictly Come Dancing with filming two appearances for Waterloo Road in February 2013.
In September 2016, it was announced that Riley had joined the daytime series as one of three new panellists, following a series of guest appearances during the year.
She also replaced as the presenter of between 1998 and 2002.
Personal life In late 2016, Riley lost over 10 stone in weight, and a year later, she had a surgery to remove excess skin.