Lancaster was married to Kippie Kovacs, daughter of the comedian [[Ernie Kovacs]].<ref>{{cite news| url=https://news.google.com/newspapers?id=bJEhAAAAIBAJ&pg=6692,8839233&dq=ernie+kovacs&hl=en| title=People in the News – Took No Chances| date=December 14, 1965| newspaper=[[Reading Eagle]]| access-date=October 27, 2010}}</ref> They had one child, daughter Keigh Kristin.<ref name=keigh>{{cite news| url=http://www.legacy.com/obituaries/latimes/obituary.aspx?pid=186656449| title=Keigh Kristin Lancaster Obituary| newspaper=Los Angeles Times| via=Legacy.com| date=September 14, 2017}}</ref>
