My Grandpa Detective2016•97 minutes•2.0/10ComedyMovie OverviewA police detective is partnered with his estranged grandfather to investigate a series of robberies.CastStephen HardyRobert Whitmore 3rd (Bobby)Garry NationRobert Whitmore 1st (Grandpa)Glenda WarkentinSassyStephen EllerbeckBob (Robert Whitmore II)
