Raymond J. BarryOld Man / Ivor Wendy AndersonDerek's Mom Jeremy BastianBenjamin (1940s) Cavan CunninghamSchool Administrator Nicholaus GoossenDirector Scott SandlerWriter / Producer Dan HannonWriter / Co-Producer Jack GiarraputoExecutive Producer Adam SandlerExecutive Producer Andrea SpakowskiSet Decoration Marian WihakProduction Design Mark IrwinDirector Of Photography Tamara HarrodKey Hair Stylist Tracy GeorgeKey Makeup Artist Sonja Clifton-RempleCostume Design Michael NeumannFirst Assistant Director Elizabeth FarrerSecond Assistant Director Michael SubyOriginal Music Composer Ryan WestheimerProduction Supervisor Ty HylandProduction Manager 
