Nick Castellanos' son Liam has become part of the Phillies

Nick Castellanos' son Liam joins him for postgame interview after Reds' walk-off win over Nationals

Nick Castellanos enjoys playoffs with son Liam

Castellanos hits 2 homers, powers Phillies past Braves 3-1 and into NLCS for 2nd straight season - NBC Sports

Nick Castellanos' son Liam has become part of the Phillies' playoff run

Liam Castellanos donates to Philadelphia pediatric cancer nonprofit

Liam Castellanos' Phillies T-shirt design has proceeds go to Kisses for Kyle, a cancer charity

Nick Castellanos' son Liam is Phillies' good luck charm

Nick Castellanos' son Liam is Phillies' good luck charm

This time, Nick Castellanos is locked in for the Phillies' playoff run: 'That's why you're here

Willow Grove Nonprofit to Benefit from Liam Castellanos 'Battle Cry' Tee

Nick Castellanos stays hot in Phillies win over Blue Jays Phillies Nation - Your source for Philadelphia Phillies news, opinion, history, rumors, events, and other fun stuff.

Be in the bar': Nick Castellanos hilariously puts Trea Turner's 11-year Phillies contract in perspective

Nick Castellanos' son is the best part of his clutch Phillies HRs