“This Old Cub” is a poignant documentary by Jeff Santo about his father, Ron Santo, the esteemed Chicago Cubs third baseman and broadcaster. The film showcases Ron’s struggles with type 1 diabetes, highlighting his resilience as he battled health challenges during his remarkable baseball career.

The documentary juxtaposes Ron Santo’s health journey with admiration from fans, family, and peers. Notable personalities like William Peterson, Bill Murray, and Dennis Franz contribute, elevating this tribute to a baseball legend.