Last year's beaten finalists were 14 points better than Castletown.
Camross began their campaign for a county title in fine fashion in Portlaoise last night.
Last year's beaten finalists opened their Laois Shopping Centre Laois Senior Hurling Championship campaign against Castletown.
There was a a five point gap in favour of Camross at half time, who then made a decisive move at the start of the second period, scoring 1-5 in the first few minutes.
The final score was 3-22 to 1-14.
Busy Bank Holiday Weekend In Store For Athlone Town
Big Weekend Ahead In Leinster Minor And U20 Hurling Championships
Leinster SFC: Opportunity Beckons For Westmeath
Westmeath Footballer Luke Loughlin Ruled Out For Remainder Of Season
Laois And Westmeath Battle For Place In Leinster LGFA Decider
Alex Dunne Set For Action In Miami This Weekend
Fundraising Walk Planned For Westmeath Man Left Paralysed In Freak Accident
Shane Lowry In Action In Miami This Week
Westmeath Secure Leinster Minor Football Quarter Final
CCFL: Two Draws In Senior Division
Potential Hometown Fight On The Cards For Joe Ward
Ava O'Connor Breaks Personal Steeplechase Record
Laois Fixture In Two Weeks A "Massive Game" - Kevin O'Brien
Camross Camogie Honoured In Laois Following Historic All-Ireland Triumph
Athlone Town Secure Vital Win In Women's Premier Division
Laois And Westmeath To Clash In Leinster Camogie Decider
Leinster SHC: Offaly Suffer First Defeat Away To Galway
Draw Made For First Round Of Tailteann Cup
Offaly Soccer Club Opens Doors To All With Football For All Initiative
Laois Claim Vital Win In Joe McDonagh