Scapeghost (1989) display issues

[gschmidl]

There appear to be multiple problems with Level 9's Scapeghost when trying to use the picture disk.
Main disk, Drive 0: https://bbcmicro.co.uk/game.php?id=2554
Picture disk, Drive 1: https://bbcmicro.co.uk/game.php?id=2346

When using the Model B+Integra B, the bottom of the screen is always cut off slightly:

When using the Master 128, there are strong glitches trying to load the images:

Config: BBCBI.cfg

[chrisn]

Also affects Lancelot, https://www.bbcmicro.co.uk/game.php?id=2553