Elsewhere, Jonny Clayton won in the quarter-finals to put him in pole position for a top-four finish.
Final
Smith 6-3 Price
Smith started the match strongly, throwing a maximum score in the first leg to take a 1-0 lead.
In the second leg, Price threw 180 leading to a leg win via double 16. The third leg also went with the darts as Smith hit 86 from double 16 to make it 2-1. In the fourth leg the same story, another double 12 made it 2-2.
In the fifth leg nothing changed, double 6 took Bullyboy to 3-2. Price would then bring it back to all square again via a double 10.
In the seventh leg, they were both on tops after 12 darts, and it was Smith who managed to finish it off for 4-3.
Both men threw 180 in the eighth leg, but Price eventually had the best finish.
Price failed to throw a double 1 while Smith missed tops - making it 5-3 for the Bullyboy. Smith threw a good ninth leg and won by throwing out 94, taking the final 6-3.
Semi-finals
Smith 6-4 Clayton
Smith started the match well, winning the first two legs in 12 and 56 darts respectively. Clayton was on 118 in the second leg, but Smith broke his throw to take a 2-0 lead.
Clayton threw the first two 180s of the match in the third leg, but he was still unable to break Smith's throw. Smith took the leg with a double 8 to lead 3-0.
In the fourth leg, Clayton threw his third 180 of the match. He had two darts at double 61 to win the leg, but he missed both. He was allowed to come back and now hit the double: 3-1.
Clayton was able to make it 4-3 via tops, but missed. Smith did the same. Clayton then hit tops to equalise: 3-3. Smith did win in the seventh leg to make it 4-3. We continued to go with the darts as double 12 levelled the score at 4-4.
Smith threw his second 180 in the ninth leg and quickly ran away from Clayton. Double 10 made it 5-4 for the Englishman. Clayton did not let himself get out of the way and started right away with a maximum score. Smith also threw 180 and eventually went to 6-4 via 87 to win the match.
Price 6-2 Dobey
Price grabbed the break right away in the first leg. In 14 arrows, double 5 eventually went out. The break was cashed in via tops: 2-0 for The Iceman.
In the third leg he had an immediate chance for a second break, but tops was missed. Dobey also failed to finish 106, but Price failed to finish 40. Double 16 eventually made it 2-1.
In the fourth leg, Price ran away via double 12 to make it 3-1. Hollywood was on 124 in the fifth leg, which almost went out via double 8, but it just went wrong. He was allowed to come back for it and did so successfully for 3-2.
In the sixth leg they both faced a 164 finish which neither hit. Price came back for 100 and threw it out for 4-2.
Dobey threw his first 180 (the third of the match) in the seventh leg. He landed on a 164 finish. He threw triple 19 twice, but missed the bullseye. Price threw another high finish to make it 5-2.
In the last leg he was in no danger and threw in double 10 to end the match 6-2.
