Lancaster is a former member of the Macclesfield-based theatre groups SCAMPS Youth Company, Paragon Youth Theatre and Macclesfield Amateur Dramatic Society.[citation needed]
Until 23 August 2008 he starred in the York Theatre Royal's production of Mike Kenny's adaptation of The Railway Children alongside Colin Tarrant and Sarah Quintrell at the National Railway Museum.[1]
Lancaster has one green and one blue eye, a condition known as heterochromia.
In January 2013 he started his own construction company, Marshall Lancaster Plastering, and works as a contractor in Macclesfield and surrounding areas.[citation needed]