Where Do They Start? Sticking to the chronology of the film, Henry DeTamble (Eric Bana) lives the 1970s.Where Do They End Up? All over the shop, much to the confusion of Clare Abshire (Rachel McAdams).Biggest Culture Clash. The icky ethics of a time hopping relationship that, depending on where they are in the timeline, involves Henry being in love with a girl.Unresolved Paradox. Clare gives Henry a diary to help him keep track of their meetings, which he then gives back to a younger Clare so she can write the diary in the first place.