Mary Wiseman talks Season 3 of 'Star Trek: Discovery'

Mary Wiseman, who stars as Sylvia Tilly on 'Star Trek: Discovery,' talks about what fans will see in season 3. She tells our interviewer Marriska Fernandes about how she has a hard time memorizing the Star Trek jargon, just like her co-star Doug Jones. She also dishes on how Tilly has evolved over the seasons. 'Star Trek: Discovery' airs Thursdays on CTV Sci-Fi Channel and Crave in Canada, and on CBS All Access in the U.S.