Rochow, who returned home to play for the Knights in 2012,  has extended his contract until 2016. 

“Robbie is a local junior with the potential to be a future leader in our club,” CEO Matt Gidley said in a statement on the Newcastle Knights website. 

Fa'alogo has re-signed for the 2014 season. 

Fa’alogo said he was grateful to be playing at the Knights under Wayne Bennett.

Centre Dane Gagai has extended his contact until 2015.