ok and i be not go to wreck the movie for those of you who haven not see it and but frequency have to be one of the best sci fi or mystery one i have see in a long time . the movie be well act by dennis quaid and jim caviezel who be stick in 1969 and 1999 respectively and we see john ( caviezel ) and a nypd homicide officer who be still traumatize by the death of his dad ( quaid ) and a heroic firefighter . after come across his ham radio and he decide to plug it in and and come across his dad and john manages to rescue him but with serious consequence . the film also boast actual history event from the 1969 world series and a finish which will surprise you and it a movie that you really have to pay close attention to and but it worth the lenght of the time duration and overall this film get a positive .