Theatre credits include: Che in Evita (China Tour); Lonny in Rock Of Ages (UK Tour); Mrs Meers/Resident Director in Thoroughly Modern Millie (UK Tour); Santa in Christmas Wonderland (USA Tour); St Jimmy/Resident Director in American Idiot (West End & UK Tour, for which he received A WhatsOnStage Award nomination for Best Supporting Actor in a Musical); Emcee in Cabaret (Arts Theatre, Aberdeen); 1st Understudy Judas in Jesus Christ Superstar (World Arena Tour & Universal Pictures); Tony in Saturday night Fever (RCCL and USA); Roger in Grease (Piccadilly Theatre); Understudy Pop and Rebel Leader in We Will Rock You (Dominion Theatre); Joe Vegas in Fame (UK Tour); Benadick in Much Ado About Nothing (Italian Theatre Tour); Mickey in Blood Brothers (Manoel Theatre, Malta); Robin in The Merry Wives Of Windsor (RSC Barbican Theatre) and Gavroche in Les Misérables (Palace Theatre).

TV credits include: Rowan Neville in Walking on the Moon (ITV Film, Directed by Peter Kosminsky).

Lucas also appeared in The Definition Of Lonely, an award-winning LGBT short film by Leon Lopez, now on YouTube.