Sheridan is a multi award winning theatre maker, with a highly regarded career as an actor, writer and director. She grew up in country Victoria to Lebanese-Australian parents before graduating from NIDA in 2006. A regular presence on the Australian stage, she won Best Actress at the Sydney Theatre Awards for her performance in ‘Prima Facie' for Griffin Theatre, and received best actress nominations for 'Stop Girl’ and ‘Calamity Jane’ at Belvoir. She most recently appeared to critical acclaim as Blanche Dubois in ‘A Street Car Named Desire’ for RedLine Productions.

Sheridan is also an acclaimed playwright, her musical ‘Songs for the Fallen’ won Best Musical and Best Actress at the New York Music Theatre Festival, and appeared in major arts festivals across the country and New Zealand, and won her Best Artist at the Green Room Awards, with various productions of the work playing throughout Europe. She currently has two musicals under commission with Melbourne Theatre Company, and was awarded the Create NSW Music Theatre Fellowship in 2022. In 2016 she was a resident of the Griffin Studio program.

She directed the premiere of the musical ‘Dubbo Championship Wrestling’ for Hayes Theatre, receiving a nomination for best director at the Sydney Theatre Awards, and directed ‘44 Sex Acts in One Week’ for Sydney Festival. For Adelaide Cabaret Festival, she developed and directed ‘REG: The Reg Livermore Retrospective’.

Other theatre credits include ‘North by Northwest’, ‘The Beast’, ‘The Speechmaker’ (MTC), ‘Kill Climate Deniers’, ‘Jump for Jordan’ (Griffin), ‘Muriel’s Wedding’ (STC), ‘The Sugar House’, ‘Girl Asleep’, ‘The Dog/The Cat’ (Belvoir).

She recently appeared on screen in ‘The Twelve’ (Foxtel) and ‘The Messenger’ (ABC), and played Valerie Solanas and Judy Garland in Jim Sharman’s film ‘Andy X’. TV credits include ‘Rake’, ‘Doctor Blake Murder Mysteries’, and 'The Justine Clarke Show’.