does anyone know of additional information on this car?
This car was indeed built by Doran:
Rick Doran's Critter, prototype built by Rick: steel backbone chassis and a foam and GPR body.
Engine is a Subaru 1781cc boxer, 82bhp, 125mph, 1280lb, 46mpg.
Front wheel drive.
Doran Motor Company, PO Box 976, San Luis Obispo, California.