Her real life children with husband, actor
Ben Browder, can be seen in two Farscape episodes. Her son is in the episode
Look at the Princess: Part 1: A Kiss Is But a Kiss (2000), as the generated preview of Crichton's son. Her real life daughter appears in Farscape episode
Look at the Princess: Part 3: The Maltese Crichton (2000), as the preview of Crichton's soon to be daughter.