Steve Curtis was a male villain in the medical drama ER. He was the ex-husband of head ER nurse Samantha Taggart, with whom he had a son Alex. At the age of 15 Sam had become pregnant with Alex. She later married Steve but later divorced him. Feeling that Steve was a bad influence on her son, Sam traveled all over the United States in order to escape him. She eventually arrived in Chicago and accepted a position at County General. Steve eventually found that she was in Chicago and arrived on the scene soon afterwards. Sam initially ran away but returned and moved in with coworker Luka Kovac.