Minimal Knowledge (2002)

Ace homicide detective Matt, (Christian de la Fuente), leads the state in murder convictions, but his job has a big downside - he spends every day with dead victims and that's pushed him to question his belief in God, family, love. When he meets a beauty, Renee (Izabella Miko), who says she's reincarnated he must confront his beliefs. Through trial and failures, she teaches him to use the power of eternal souls to solve both his professional and personal problems.