More details -- including an altered timeline -- are emerging as officials continue to investigate the tragic deaths of actor Gene Hackman and his wife, Betsy Arakawa, who were both found dead in their Santa Fe, New Mexico, home in February. Here's the timeline of the case: "Last Days of Gene Hackman" airs Tuesday, March 18, at 10 p.m. ET on ABC.

On Monday, a Santa Fe doctor claimed that Arakawa called his clinic on February 12 — one day after police say she died.