Douglas left it late as Erin's Own saw off Blackrock.
Bride Rovers 0-16
Douglas left it late to claim their spot in the semi-finals, but did so with some tenacity as Shane Kingston rifled over the two match-winning points deep into injury time.
Mark O'Connor was a reliable source for points as he scored nine. This was bolstered by Kingston and Alan Cadogan's efforts which ultimately proved decisive.
Barry Johnson matched O'Connor in the points tally while Brian Murphy and Fergal Collins defending well throughout the course of the game.
Erin's Own 1-11
The theme for the Senior Hurling Championship semi-final will be East Cork as Erin's Own saw off Blackrock to claim a spot against Midleton in the next stage.
James O'Flynn's sixth minute goal afforded Erin's Own a head start on their opponents as they lead 1-6 to 0-4 at half time.
Blackrock, to their credit, never stopped grafting and generated a goal of their own through the industrious Tadgh Deasy.
Carberry Rangers 1-11
Valley Rovers 0-6
Carberry Rangers propelled themselves into the semi-finals after a convincing win over Valley Rovers in Clonakilty.
John O'Rourke clinched the decisive goal for the Ross side and their lead proved insurmountable for Rovers, who could only manufacture points through Fiachra Lynch, Hugh O'Donovan and Kevin Canty.
Glen Rovers 1-17
Patrick Horgan was again the star for Rovers as he clocked out of this quarter-final victorious and with a total of 12 points.
On the 'Town side, Patrick Cronin and Michael Power scored four points each before Paddy Cunningham claimed the all-important goal.
Tempers flared in the 22nd minute of this contest when Ben Murphy was sent off for an incident which resulted in Eoin McCarthy also being sent to the line seven minutes later following a second yellow.
Cork IT 0-7
Ballincollig ran out winners on a comprehensive score of 1-13 to 0-7 in their replay against Cork IT.
Rob Noonan provided the goal in the second half while Cian Dorgan performed well, scoring six points.
On the student's side, Padraig Clifford could only post three points as disposing of the Cork IT proved to be an simple task for Ballincollig on the second time of asking.
O'Donovan Rossa 1-14
Clyda Rovers 0-11
A Donal Og Hodnett goal and five points was the turning point for O'Donovan Rossa in this relegation play off as they survived to see another day.
Rovers' Conor Flanagan hit three points from play while Paul Cronin registered two frees, working hard to suppress a lively West Cork side.
Béal Átha an Ghaorthaidh 0-14
Kiskeam did just enough to progress to the final, thanks in large to a six-minute purple patch that saw a 1-3 blitz from the eventual winners.
Sean O'Sullivan provided a crucial goal and two points while Michael Herlihy and David Scannell hit three points each.
On the Gaeltacht's side, Andy O'Coinceannain knocked over five points Liam Seartan registered four.
Cork Premier IFC quarter-final replay
Eire Og 1-16
Bantry Blues 1-15
Eire Og battled it out with Bantry in this quarter-final replay, emerging victorious in Macroom in an evenly matched encounter.
Daniel Goulding showed his quality, finishing with a 1-12 haul while the West Cork side attacked through the excellent Ruari Deane, who finished with 1-5.
Ian Guiney and Jason O'Callaghan both struck at crucial junctures to bring Rockchapel one step closer to the Cork IFC title.
Matthew Bradley lead the way for Aghabullogue, scoring six points while Seamus Hickey kept the winner's score ticking over.
Glen Rovers 1-13
Glen Rovers overcame 14-man Kilbrittain in the wind and rain to progress to the semi-final of the intermediate hurling championship.
The game tilted in the City side's favour when Paul White smashed the decisive goal into the net, minutes later Kilbrittan's Chris Hickey for a second yellow card.
Ross Cashman hit nine points for Kilbrittan to Evan O'Connell's six.
Ballyclough are the champions after seeing off Fermoy by 10 points in the North Cork JAFC final.
The winners were aided by a strong wind in the first-half as Damian Buckley ran riot, scoring 1-4 before Colm O'Neill converted a penalty to make sure that the trophy would be Ballyclough.
Fermoy registered a goal of their own through David Conran.
Brian Dillons 1-12
Brian Dillons emerged the winners by five points in this final with Darragh Brosnan bringing the game to extra-time with a goal at the end.
John Horgan scored six points of his own while, on the losing side, Healy posted an impressive 1-4 tally.
Charleville claimed the title with some style, running riot with Darragh Fitzgibbon leading the pack with an individual score of 1-15.
Jason Kennedy and Seanie Buckley also tagged on goals to record a comprehensive victory while Newtownshandrum's Conor Twomey and Tim O'Mahony also found the net.
Uibh Laoire 0-11
Kilmurry won this neck and neck encounter thanks to a late winner from substitute Padraig Berhanu.
On the Uibh Laoire side, Cathal Vaughan hit four points from play along with a free before Berhanu clinched the winner in the expiring minutes.