This article is a qualitative study of a Christian Right Party in Norway and its origin and growth as a reaction against the liberalization of laws pertaining to same-sex marriage, the adoption of children by same-sex couples, and other family-related matters. In order to analyze the contribution of religion in this political party, and in the movement from which it developed, the article introduces the concept of theological opportunity structures, which is a specific type of discursive opportunity structure. The concept of theological opportunity structures foregrounds the role of religious beliefs, doctrines, and narratives in politics as opposed to the institutional dimensions of religion. It is offered as a theoretical construct to improve analysis of the role of religion in politics.