 Stringer has also made two guest appearances in the BBC sitcom "Only Fools and Horses", in the episodes Go West Young Man, he plays an Australian and in Who Wants to be a Millionaire, he plays Del's old business partner, Jumbo Mills, who developed an Australian accent.He is also noted for his strong performance alongside "Zig Byfield" in the "Minder" episode 'The Old School Tie' from Series 2 in 1980 in which they play heavies in what is often claimed to be the most violent episode of the entire ten series.Nick also appeared in Super Gran as super villain Mad Mick Merseyside.