[3] She made her first appearance as Baby Roo[4] just five days after her ninth birthday at the Phoenix Theatre[5] in the West End of London, 1970–1972.

Besides her performance as Alice, Sutton appeared in a number of television programmes before Doctor Who, including The Moon Stallion (1978) as Diana Purwell and The Crucible (1980) as Susannah Walcott.

Sutton also appeared in several episodes of MJTV's original audio sci-fi CD series Soldiers of Love as Colonel Franklyn.

[citation needed] In 2001 Sutton starred as Sarah in Wirrn: Race Memory, a BBV audio reusing concepts from Doctor Who.

In 2006 Sutton played Asaria, a role written specifically for her in the original science fiction audio monologue The Jarillion Mercy.