All the London railway stations :
Underground lines : Bakerloo, London Overground (Watford DC Line), National Rail Southern
Accessibility friendly : No. Bakerloo line (A step 217mm/gap 60mm). The London Overground & National Rail is allegedly step free, with separate lifts for access to each platform.
There is Lift access between street and platforms, including London Overground and National Rail services.
General description : See wiki
More comment :
National Rail Map & Guide, plus 5 disabled parking spaces.
Inclusive Britain Station Guide