I'd got a part in the original cast of 'Cats' when I was 16,...

I'd got a part in the original cast of 'Cats' when I was 16, and that kept me going for a while. After that, I felt lost, both personally and professionally - I was trying to find a way not to be seen only as this bubbly, bright, vivacious person. It felt like I'd lost the freedom to make mistakes.