The 1960s was an era not only of classic TV series, but also of classic TV theme tunes. No TV show of the period was complete without a catchy theme tune and, preferably, a memorable credits sequence too. The decade saw the western series dominant in the US and the historical adventures previously popular in the UK give way to other genres, including sci-fi and, especially, secret agent series. Here are 10 of the best TV themes of the era, from both sides of the Atlantic. These videos are all hosted on Youtube and videos are always being removed from there. So let me know if any of these are removed or if they aren't available in your country.