Silver Banshee is the name of two supervillains appearing in American comic books published by DC Comics, with both primarily as opponents of Superman. The first, Siobhan McDougal, made her debut in Action Comics #595 while the second, Siobhan Smythe, debuted during the New 52 in Supergirl vol. 6 #7.

Italia Ricci is a Canadian-American actress. She is known for starring as April Carver in the 2014–2015 ABC Family television series Chasing Life, for playing Siobhan Smythe / Silver Banshee in Supergirl from 2015 to 2016 and for playing White House Chief of Staff and Special Advisor Emily Rhodes in the television drama series Designated Survivor from 2016 to 2019.