====Important for Non-EU Nationals (including US citizens)====
There are UK passport controls in Calais and if you do not have the proper papers, you may encounter a lot of hassle, including being denied entry. Worse, the friendly driver who gave you a ride might also face delays.
If you are an American or Upon arrival in Dover, UK customs also have a tendency to check far more cars than any other non-EU national and want to hitch into country, the UK it is probably best NOT to actually hitch across the Channel. Hitchhiking raises lots '''not''' part of red flags for the border officials and [[Schengen Agreement]], so you will certainly be subject to further questioning and likely denied entry into might consider leaving the UK. It works sometimes but you will be flagged and may have problems on later crossings. A roundferry as a foot-trip ferry ticket is 30 Euros in Calais. Irritating passenger to pay but well worth avoiding the hassle of being interrogated and possibly denied entry.save your driver a potentially substantial delay! (Not possible if you arrived using ''Norfolklines'')
Buy If you look respectable, are from a return ticket or have other evidence respectable country, [[USA]], [[Australia]], [[New Zealand]], to name a few, you are leaving unlikely to have any problems entering the UK in , even as a short period of timehitchhiker. A plane ticket out Show a passport from [[Somalia]], [[Pakistan]] or [[Iran]], to name a few that are somewhat less respectable in the eyes of the UK should be fine as wellgovernment, expect lots of hassle, including being denied entry.
Have enough If you think you will fall in the latter category, you might consider spending the money to support buy a foot-passenger (return) ticket yourself while there. Or say to avoid causing trouble for your driver, although that does not in any way reduce the risk that you do and have some cash, credit cards 're denied entry either in France or bank statements to back that upupon arrival in Dover.
Have As with any border crossing, it helps if you look respectable, '''even''' if you come from the EU or respectable countries, and have money (or better, a reason credit card) to be there and an address. The address of a friend is fine if everything else is in order but they prefer a booking at a hostel or hotelsupport yourself.
Dress the part of a tourist. Being dirty, unshaven, wearing rags etc while crossing any frontier is just ignorant. Pay special attention to your shoes. [[Dunkerque]] could might be a an alternative to get over (cross the Channel. ''Norfolklines'' sails to [[Dover]], same or nearly same conditions than '''Calaisbut does not carry foot-passengers''' – [[Dover]])and sailings are less frequent, although '''Calais''' is busieronly every two hours.
=== South, East towards everywhere ===