When Bridget Crosby says "But I know what it is like to love someone who's calling is greater than your own." And Martha Kent says "You and Dr. Swann?" "Another lifetime ago." Bridget Crosby is played by Margot Kidder and Virgil Swann by Christopher Reeve who were Lois Lane and Clark Kent/Superman in the Superman movies.
Bridgette Crosby is played by Margot Kidder, who previously played Lois Lane in Superman (1978), Superman II (1980), Superman III (1983) and Superman IV: The Quest for Peace (1987).
Lois says she would never fall for a farm boy, and that she more loves nerds with glasses. In future when working at The Daily Planet Clark wears glasses, and is her boyfriend.
Erica Durance's first appearance as Lois Lane. She received guest star billing during season 4 but became a regular cast member at the beginning of season 5.
First appearance of Black Kryptonite in the series.