Williams additionally got here up with a primary-half drop-purpose that gave Warrington their edge on the break.
Saints’ first-half factors got here from a Konrad Hurrell strive, improved by Jon Bennison, who scored the house facet’s solely factors after the break with a penalty.
It was the guests’ begin to the second interval that received them the sport – and an opportunity of a primary return to Wembley since winning the cup in 2019 – as Saints had been wrecked by two fast-fireplace tries.
The first was a surprising one-hand end within the left nook from Ashton, one of many nice tries by any winger.
With virtually the entire of his physique the mistaken facet of the touchline, he snaked out his looping left arm but one way or the other stored management of the ball to contact it down together with his fingertips.
Then got here Wire’s third strive from Wrench, additionally transformed by Thewlis, earlier than entrance-row ahead Harrison crashed over to make it protected and Matt Dufty jinked via to arrange man of the match Williams for the ultimate score.
It was a second successive defeat for Saints, who failed to bounce again from final week’s Super League defeat by leaders Catalans Dragons and boss Paul Wellens warned that he’ll think about making main adjustments for this Friday’s conflict with managerless strugglers Hull FC.
St Helens coach Paul Wellens:
“We’re in a Challenge Cup quarter-last and for a crew that often rises to the problem in huge video games, we received the other of that.
“We did not study any classes in any respect from final week. It’s extraordinarily disappointing and fairly sobering. I anticipated us to reply and we did not. We’ve received to do a little bit of soul-looking.
“I’m going to have to have a look at what choices can be found. The onus is on the individuals with the shirts to maintain them, however they want to perceive that being at this membership there’s a customary you want once you pull on the jersey.
“I need them to sting over the subsequent couple of days, and to be harm by it. If you are not harm by it, you then’re on the mistaken membership.”
Warrington head coach Sam Burgess:
“That was some strive from Matty Ashton. But he practises actually arduous at that.
“It’s not only a fluke. He was on the market on Saturday doing 50 or 60 of them. He places a mat out and practises. For any younger child watching, it simply exhibits that follow works.”
“We had been good, however we have nonetheless received a bit left. Overall, it a was a fantastic crew efficiency, however I’m fairly relaxed about it. It actually counts for nothing now.
“Coming right here and profitable is just not a simple factor to do, however a number of the gamers are dissatisfied in regards to the moments we did not take. We’re not getting carried away, we’re enjoying good in patches however we are able to enhance.”
St Helens: Welsby; Makinson, Hurrell, Blake, Bennison; Lomax, Dodd; Walmsley, Clark, Delaney, Sironen, Batchelor, Knowles.
Interchanges: Mata’utia, Mbye, Bell, Whitley.
Warrington: Dufty; J Thewlis, King, Wrench, Ashton; Williams, Hayes; Harrison, Walker, Philbin, Nicholson, Fitzgibbon, Crowther.
Interchanges: Bullock, Holroyd, Powell, Wood.
Referee: Jack Smith.
