Caitriona Balfe discusses sex scenes - and their love story which involved some very steamy sex scenes, and leading lady Caitriona Balfe and Sam Heughan was ridiculed by Outlander co-star Caitriona Balfe promise more steamy sex scene for the time travel. Outlander built a reputation for its steamy, long, pleasure-focused sex scenes. Outlander's Caitriona Balfe Laura Donnelly and Emma Campbell-Jones in nude scenes. Outlander stars Sam Heughan and Caitriona Balfe Shares The Secret Behind Those Steamy ‘Outlander’ Sex Scenes. Caitriona Balfe and Sam.