Jenny Agutter is a British actress. She began her acting career as a child and has since appeared in numerous films and television shows, both in the UK and the US. She is best known for her roles in the films "Walkabout" (1971), "The Railway Children" (1970), and "Logan's Run" (1976), as well as her role as Sister Julienne in the television series "Call the Midwife" (2012-present). Agutter has received critical acclaim for her performances and has been nominated for several awards, including BAFTA Awards and Golden Globe Awards. In addition to her acting career, she is also a patron of various charitable organizations and campaigns, particularly those related to children's welfare and the environment.