Solid Geometry is a 2002 short TV film directed by Denis Lawson and starring his nephew Ewan McGregor and Ruth Millar. It is based on a short story by Ian McEwan published in collection First Love, Last Rites. It was made for the Scottish Television/Grampian Television New Found Land series, first shown by them on 3 October 2002. Co-financed by Channel 4, it was subsequently shown by them on 28 November 2002. Production on an earlier BBC adaptation was halted at a late stage in 1979.