The score owed much to a moment of indiscipline by Wakefield's David Solomona, who gave away a penalty by committing a foul on Sid Domic in a tackle.
The first goal was the product of further indiscipline by Arsenal, Andrey Arshavin senselessly pushing over Jermaine Pennant in the corner quadrant on the right.
Cas showed their attacking threat by pinching a try on their first attack, a moment of indiscipline by the Leeds forward Carl Ablett gifting them the position for Daryl Clark to touch down Sneyd's quick-thinking kick.
It only needed the tiniest lapse from England, in the form of a moment of indiscipline by Ben Westwood and Kevin Sinfield that handed the Kangaroos a second set of six.
The MP's counsel, James Price QC, said that a "web of lies, deceit and indiscipline" by police officers led to a press campaign and public hostility and that the version of the encounter which was leaked to the newspaper by a number of officers was "wholly false".
But Danny McGuire saved Leeds from falling further behind with a terrific tackle on Slater that drew appreciation from the champion full-back, and a piece of indiscipline by the former Catalans prop Jason Ryles then handed the Rhinos their first attacking opportunity in the 26th minute.
Mitchell's counsel, James Price QC, had claimed that a "web of lies, deceit and indiscipline" by police officers led to a press campaign and public hostility, and the version of the encounter which was leaked to the newspaper by a number of officers was "wholly false".
Eto'o was cleared of indiscipline by Fecafoot while Tottenham's Benoit Assou-Ekotto was reprimanded.
Australia completed a series whitewash over Wales as they punished indiscipline by the Grand Slam winners to edge a narrow third Test in Sydney.
Indiscipline by Saints handed the Wildcats a set of six inside their opponents' 20 but Ben Cockayne was unable to react to Sykes's grubber and the visitors survived.
Edinburgh were made to pay for indiscipline by the Irish province, and South African Solomons highlighted the yellow card to captain Mike Coman as the key moment in Friday's defeat.
