Other villains were from DC Comics, while others were created espcecially for the show.
Comic Book VillainsEdit
- The Mad Hatter (David Wayne) - Based on the Imposter Mad Hatter from the comic book, featured in 4 episodes.
- False Face (Malachi Throne) - Based on an obscure one time comic book villain, featured in 2 episodes.
- Mr. Freeze (George Sanders, Eli Wallach, and Otto Preminger) - Featured in two episodes for each actor; was featured in 6 episodes total.
- The Puzzler (Maurice Evans) - Based on a former foe of Superman; substituted for The Riddler; featured in 2 episodes.
- Clock King (Walter Slezak) - Based on a former foe of the Green Arrow; featured in 2 episodes.
- The Archer (Art Carney) - Based on a minor Superman foe; featured in 2 episodes.
Recurring Show VillainsEdit
Some Villains that were made for the show made more than one appearence.
- King Tut (Victor Buono) - 8 Episodes with a cameo appearence in the season 3 episode, The Entrancing Dr. Cassandra.
- Egghead (Vincent Price) - 5 Episodes with a cameo appearence in the season 3 episode, The Entrancing Dr. Cassandra.
- Marsha, Queen of Diamonds (Carolyn Jones) - 5 Episodes
- Shame (Cliff Robertson) - 4 Episodes
- Olga, Queen of Cossacks (Anne Baxter) - 3 Episodes
- Lord Ffogg (Rudy Vallee) - 3 Episodes
- Lady Peasoup (Glynis Johns) - 3 Episodes
Other Show VillainsEdit
- The Bookworm (Roddy McDowall) - 2 Episodes
- Ma Parker (Shelley Winters) - 2 Episodes
- The Minstrel (Van Johnson)
- Black Widow (Tallulah Bankhead) - 2 Episodes.
- Zelda The Great (Anne Baxter)- 2 Episodes.
- Chandell and Harry (Liberace) - 2 Episodes
- The Sandman (Michael Rennie) - 2 Episodes
- Siren (Joan Collins) - 2 Episodes
- Louie the Lilac (Milton Berle) - 2 Episodes
- Lola Lasagne (Ethel Merman) - 2 Episodes
- Colonel Gumm (Roger C. Carmel) - 2 Episodes
- Nora Clavicle (Barbara Rush) - 1 Episode
- Dr. Cassandra Spellcraft (Ida Lupino) - 1 Episode
- Minerva (Zsa Zsa Gabor) - 1 Episode