You will need to add a LAYER entry into the .MAP file for both Councillors and MPs.
You may copy the following Snippets into your .map file using the Map Editor and edit as required.
Description
Snippet
Thumb
Councillors
LAYER
NAME "county_councillors"
STATUS OFF
TYPE POLYGON
INCLUDE "datashare.inc"
DATA "wkb_geometry from (select *, full_html As full_html_raw from moderngov_spatial) as foo using unique ogc_fid using srid=27700"
TOLERANCEUNITS METERS
CLASS
NAME ""
STYLE
SYMBOL "hatch"
COLOR 64 0 64
SIZE 10
ANGLE 135
END
STYLE
OUTLINECOLOR 0 64 128
WIDTH 2
END
END
END
MPs
LAYER
NAME "mps"
STATUS OFF
TYPE POLYGON
INCLUDE "datashare.inc"
DATA "wkb_geometry from (select *, full_html As full_html_raw from moderngov_mps_spatial) as foo using unique ogc_fid using srid=27700"
TOLERANCEUNITS METERS
CLASS
NAME ""
STYLE
SYMBOL "rectangled"
COLOR 255 0 128
SIZE 20
ANGLE 45
OPACITY 50
END
STYLE
OUTLINECOLOR 255 0 128
WIDTH 2
END
END
END