-should not be "My Dad" - "dad" is only capitalized when it is used as a name. Here, the writer does not.
-The commas are all over the place.
-"My dad loved his movies [...] two hours." Run-on sentence. Would sound better like. . . "My dad loved his movies too; they're awesome! The kind of thing where if you're in for ten minutes, you're in for two hours."