-- Posted by HowlScythe at 1:40 am on Aug. 7, 2008 right im going to derby to see my girlfriend on saturday i have to go to london first ill be coming from essex so ill arrive at london liverpool street and then i have to catch a tube to st pancras and get onto st pancras international and take a train to sheffield which will stop at derby i was wondering is this correct? if so what tube line do i have to take from london liverpool station? -- Posted by TheatreMinelli at 3:33 am on Aug. 7, 2008 You can take the central line to Holborn then change onto Picadilly line or you can take the hammersmith and city, metropolitan or circle line. But these last ones tend to be less reliable.