Connor Trinneer talks about the development of the character as the show continues. Rick Berman and Brannon Braga praises the quality work that Conner does. They talked about how that influenced the development of "Trip" especially the death of his sister at the beginning of the third season. This gave rise to the development of a relationship with T'Pol. The episode "Similitude" was an acting challenge. The biggest physical challenge was in the episode "Vox Sola."