The clock winds down as Penrith have it in the Roosters' half but they can't convert it into points - the story of their night. The reigning premiers win by 16 points.
Mitchell's effort is wide this time and the margin remains sixteen points.
That's it - if there was any doubt it's gone now and the home side go 16 points clear inside the final five.
Daniel Tupou claiming a try in the corner, Mitchell makes tracks down the left edge and Tupou comes alongside him to dot down out wide. Superb putdown. Green lights incoming.
Penrith now pick up some back-to-back penalties which give them more attacking opportunities. Can they capitalise?
The Panthers just can't get through - a mix of average attack and solid Roosters defence keeps them out again. Roosters with it coming out of their own end.
A penalty helps the Roosters out of their own end and they now have a set starting inside the Penrith 40m. They could put the game away for good here.
The clock is starting to work against the Panthers - and it's their season on the line. A loss here would make it near impossible to make the finals. They make some metres up the middle and are 30m out on the last - a James Maloney bomb is taken by Brett Morris and that attacking raid comes to nothing.
RCG reaches out to score... and loses it. Just.
Kikau returns with Penrith in good attacking possession on the back of a penalty. He had a HIA and was cleared.
The Siosiua Taukeiaho injury is confirmed as rib cartilage damage. He seems unlikely to return. The Roosters are well on top now - Penrith will need something special to get back into the contest.
Mitchell makes up for that earlier miss and the margin pushes out to twelve points.
Latrell sends this one wide in trying to convert his own four-pointer.
Latrell Mitchell powers over on the left edge off a perfect Verrills ball from dummy-half.
Brent Naden knocks down the ball as the Roosters send it wide. Another attacking set for the hosts now.
Big chance for the Roosters here...
Time off. Siosiua Taukeiaho is clutching at his mid-section. Could be a rib injury. Winger Brett Morris is on the touchline getting strapped too. Meanwhile Penrith have taken Viliame Kikau off with some kind of concern.
Butcher gets through but loses it forward and Hutchison wants to claim the try but it's definitely an error and the Panthers get off the hook. Scrum 10m out for the visitors.
The last tackle cross-field kick is taken relatively easily by Joey Manu and the Roosters get further off the hook with the Panthers penalised for slow peel.
Penrith with a big chance here, as the Roosters concede a penalty 5m out for a high tackle by Daniel Tupou.
Back underway for the second half.
That's halftime after the Roosters play hot potato in the shadows of halftime - but there's no points forthcoming. Home side ahead by six at the change of ends.
Jared Maxwell in the Bunker confirms the on-field NO TRY decision. Penalty Roosters.
Bunker is reviewing a possible Panthers NO TRY. Possible obstruction on Zane Tetevano.
Penrith forcing repeat drop-outs here and putting the Roosters under plenty of pressure. Maloney's kicking game and some enterprising play down the left is giving the Roosters some headaches.
Following a fairly frantic opening 20 minutes, it's slowed down a little at the SCG, with Penrith getting more of the ball back and limiting the Roosters' metres.
Penrith botch the last tackle kick through Cleary and somehow Radley comes up with it and steams 20 metres upfield.
Penrith trap James Tedesco in-goal and it's a drop-out. They need to wrestle the momentum back - this is a good chance.
The rain is starting to tumble a bit here and it's cost the Roosters a potential chance as Brett Morris spills it. Penrith work it out of their own end.
More easy stuff for the home side's centre, he extends his lead in the NRL top pointscorer race with a simple conversion from next to the sticks.
Up the guts! A swift and decisive movement up the middle after Crichton bounces out of a tackle, who finds Keary then Tedesco is on the end of it to score beside the posts.
Latrell Mitchell makes no mistake from in front and it's level at the SCG.
Verrills gets through some poor defending close to the posts and he dives over underneath the black dot.
A good little period for the Roosters, they attack, a last tackle kick earns them a penalty and they go again.
NO TRY. Tupou's knocked on. Penrith with a 20m restart.
Up to the Bunker. Angus Crichton is claiming a four-pointer. Perenara's sent it up as try. Checking an aerial contest involving Daniel Tupou immediately beforehand.
The Roosters go close on the left edge with James Tedesco and Latrell Mitchell combining down the left side but Edwards is wise to it and gets the ball dead. Line drop-out and a bit more defending for Penrith to do.
Penrith dominating field position and possession thus far but they've just given up a penalty and invited the home side back into the contest.
Cleary bangs it over from a wide angle. Well struck and it puts the visitors ahead early by six.
Kikau barges over on the left edge and what a start it's been from the Panthers!
Great end to the set with Brett Morris forced in-goal and the Panthers will have another go with the Roosters to deliver a line drop-out.
Penrith pick up the first penalty near the end of their first set and have an attacking opportunity early on.
The sides are out on the park - Roosters in their traditional navy kit with red and white chevrons, while Penrith are in their white licorice allsorts away jersey. Whistle goes and we're away!
A key change for each side - Cooper Cronk is missing from the original Roosters side named earlier in the week. Drew Hutchison wears 25 and will play halfback in his place. Penrith lost hooker Mitch Kenny - Sione Katoa starts hooker while on the bench, Jarome Luai drops out and is replaced by Wayde Egan.
Referees & scorers:
Referee: Henry Perenara, Jon Stone
Touch Judges: Jeff Younis, Michael Wise
Video Referee: Jared Maxwell, Bryan Norrie
SYDNEY ROOSTERS (22)
Tries: Sam Verrills, Latrell Mitchell, James Tedesco, Daniel Tupou
Field Goals:
Conversions: Latrell Mitchell (2/4)
Penalty Goals: Latrell Mitchell (1/1)
PENRITH PANTHERS (6)
Tries: Viliame Kikau
Field Goals:
Conversions: Nathan Cleary (1/1)
Penalty Goals: