Suggestions by @brandonjones

John Brancato

as Writer in Catwoman

Denise Di Novi

as Producer in Catwoman

Coolio

as Cameo in Batman & Robin

Kimberly Scott

as Observatory Associate in Batman & Robin

Michael Paul Chan

as Dr. Lee in Batman & Robin

Robert Swenson

as Bane in Batman & Robin

Elizabeth Sanders

as Gossip Gerty in Batman & Robin

Vendela Kirsebom

as Nora Fries in Batman & Robin

Vivica A. Fox

as Ms. B. Haven in Batman & Robin

Elle Macpherson

as Julie Madison in Batman & Robin

John Glover

as Dr. Jason Woodrue/Floronic Man in Batman & Robin

Pat Hingle

as Commissioner James Gordon in Batman & Robin

Michael Gough

as Alfred Pennyworth in Batman & Robin

Alicia Silverstone

as Barbara Wilson in Batman & Robin

Uma Thurman

as Dr. Pamela Isley in Batman & Robin

Arnold Schwarzenegger

as Dr. Victor Fries in Batman & Robin

Chris O'Donnell

as Dick Grayson in Batman & Robin

George Clooney

as Bruce Wayne in Batman & Robin

Stephen Goldblatt

as Choreographer in Batman & Robin

Elliot Goldenthal

as Composer in Batman & Robin