Margo Harshman, known for her role as Alex Jensen in The Big Bang Theory, has continued working steadily in the industry since the show ended in 2019. Her character, Alex, had a short-lived storyline involving a potential romance with Leonard Hofstadter. Fans have expressed that they thought Alex would have been a better match for Leonard than Penny. Harshman has appeared in other TV shows and films, including Betas, Bones, and NCIS. She has also had guest roles in How I Met Your Father and appeared in movies like Toxin and Love on the Vine.