Reg Donaldson was a World War II veteran. He spent time in a psych ward in England. He was known for having a temper and pulled out a gun on a drunk once. He spent a lot of time at the nightclub, The Red Curtain, where Rita Flynn's best friend, Betty, danced at. After coming back from war, Reg was in a dark place and drank frequently. While at the club, and with a stripper, Rita took his photo. Reg lashed out at her, fearful she would destroy his marriage. This act made him a suspect in Rita's murder. He did own a gun, a .22, but Rita was killed with a .38. In interrogation, Reg admitted his marriage was already broken by the time Rita took the photo and he overreacted with her. Rita later sought Reg out to apologize for taking the photo. She asked if he would walk her around a neighborhoo