Wright previously got to two previous semi-finals but this time he lost to Cody Harris in the third round. Ryan Meikle beat Cross, while Whitlock was defeated by Robert Marijanovic.
Click here for the 2018 UK Open Qualifiers Calendar and how the UK Open Qualifiers exactly work.
Last 128
Vincent van der Voort 6 | 3 Daniel Ayres
Yordi Meeuwisse 6 | 2 Davy Van Baelen
Michael van Gerwen 6 | 2 Kevin Edwards
Tytus Kanik 6 | 0 Mike De Decker
Rene Berndt 6 | 4 Steve West
Jermaine Wattimena 6 | 1 Brian Woods
Jeffrey de Zwaan 6 | 4 Daryl Gurney
Ryan De Vreede 6 | 4 Andy Jenkins
Steve Beaton 6 | 4 Thomas Lovely
Mark Walsh 6 | 2 Mark Frost
Michael Smith 6 | 0 Mark Wilson
Adam Hunt 6 | 5 Ryan Joyce
Gabriel Clemens 6 | 3 Cristo Reyes
Nathan Aspinall 6 | 3 Lee Harris
Rees Hall 6 | 3 Darren Webster
Jay Foreman 6 | 4 John Court
Mervyn King 6 | 2 Ryan Murray
Josh Payne 6 | 2 Mario Robbe
Ryan Meikle 6 | 5 Rob Cross
Nicholas Bell 6 | 4 Antonio Alcinas
Stephen Bunting 6 | 3 Philip Borthwick
Wayne Jones 6 | 3 Richie Corner
Joe Cullen 6 | 4 Ross Smith
Tom Gregory 6 | 3 Peter Mitchell
Kyle Anderson 6 | 1 Andy Boulton
Christopher Bent 6 | 5 Jim Walker
Kim Huybrechts 6 | 2 Adam Huckvale
Steve Lennon 6 | 3 Luke Humphries
Jamie Lewis 6 | 5 Geert Nentjes
Rhys Griffin 6 | 3 Lee Bryant
Peter Hudson 6 | 5 Ian White
David Pallett 6 | 5 Bradley Brooks
Ron Meulenkamp 6 | 1 Dimitri Van den Bergh
Charlie Jackson 6 | 3 Kevin Painter
Michael Plooy 6 | 2 Brendan Dolan
Jamie Hughes 6 | 1 Jason Lowe
Cody Harris 6 | 4 Peter Wright
Michael Rasztovits 6 | 4 Steven Marfleet
Justin Pipe 6 | 2 Krzysztof Ratajski
Richie Burnett 6 | 4 Brett Claydon
Dave Prins 6 | 5 Jonny Clayton
Robert Owen 6 | 4 Jim Brown
George Killington 6 | 4 Mark Webster
Ronny Huybrechts 6 | 1 Luke Woodhouse
John Henderson 6 | 0 Martyn Turner
Paul Rowley 6 | 2 Ian Moss
Mick McGowan 6 | 5 James Wade
Boris Koltsov 6 | 5 Dirk van Duijvenbode
Corey Cadby 6 | 2 Robert Thornton
James Richardson 6 | 2 Mickey Mansell
James Wilson 6 | 2 Ryan Searle
Barrie Bates 6 | 3 Martin Lukeman
Marko Kantele 6 | 3 Benito van de Pas
Keegan Brown 6 | 4 Dave Ladley
Jelle Klaasen 6 | 0 Jamie Caven
William O'Connor 6 | 2 Roxy-James Rodriguez
Matthew Edgar 6 | 4 Chris Dobey
Zoran Lerchbacher 6 | 3 Robbie Green
Callan Rydz 6 | 4 Alan Norris
Paul Nicholson 6 | 5 Jimmy Hendriks
Dave Chisnall 6 | 5 Jeffrey de Graaf
Darren Beveridge 6 | 1 Shayne Burgess
Robert Marijanovic 6 | 4 Simon Whitlock
Jan Dekker 6 | 2 Arron Monk