TV
Rex Features
According to The Sun, the Strictly Come Dancing finalist impressed the fantasy show's bosses with her dancing skills.
Stevens, who found fame in pop group S Club 7, failed to launch an acting career in 2005 when she moved to Hollywood.
The BBC confirmed last month that Merlin would return for a second series.
Anthony Head, Colin Morgan, Bradley James and Richard Wilson will reprise their roles when shooting begins on location in Wales and France later this year.
> Click here for our review of Merlin's first season
More: Rachel Stevens, TV
Tube Talk
'Friday Night Lights': Why watch?Tube Talk explains why you should watch Sky's new show Friday Night Lights.
TV Interviews
'The Bachelor' Blakeley Shea - interviewModel was sent home following a two-on-one date with Ben and Rachel.
Reality Bites
Does Simon Cowell have new SuBo?: VideoWatch a clip of Jonathan Antoine, who is tipped for success on BGT.
TV Ratings
'Dancing on Ice' slips to record lowITV1's Dancing on Ice is dented by BBC One's Call The Midwife and Countryfile.
