CSI: Miami (2002)

S04E22 Open Water

A cruise ship anchored in Miami becomes the backdrop for a shocking double homicide. The investigation reveals a myriad of suspects, but as the CSI team digs deeper, they uncover that the list narrows significantly after discovering a substantial sum of money has vanished from the victims' stateroom. Meanwhile, the dynamic between Horatio and Marisol takes a significant turn, adding a personal layer to the unfolding drama.