Claire Sweeney admitted she felt like an "imposter" on the set of Coronation Street.
The soap legend is joining the cast as Cassie, in scenes set to air later today, and Claire admits she feels like an imposter on set when she arrived to work alongside Dame Maureen Lipman and Alan Halsall.
Cassie arrives as Tyrone's estranged mother, who Evelyn has kept hidden from her son for years.