"The Sarah Jane Adventures" is a British science fiction television series that follows the character Sarah Jane Smith, a former companion of the Doctor from the long-running show Doctor Who. The series features Sarah Jane, played by Elisabeth Sladen, as she investigates extraterrestrial occurrences and protects Earth from alien threats, often with the help of her young friends. The show combines adventure, mystery, and humor, making it suitable for a family audience. It aired from 2007 to 2011 and consists of five series, showcasing various alien species and storylines while emphasizing themes of friendship and bravery.