Milo Ventimiglia has been signed to play Rocky's adult son in ''Rocky Balboa."

Best known for his role as Jess on the WB drama the ''Gilmore Girls," Ventimiglia also stars in the WB midseason replacement ''The Bedford Diaries."

Ventimiglia will take over the role of Rocky Balboa, Jr., which was last played by Sly's on son, Sage, in "Rocky V."

Shooting is slated to begin next month in Los Angeles and Philadelphia.

- Craig Zablo