Superboy in "The Greatest Show on Earth"
Krypto fetches a man to save Superboy from a Kryptonite meteor, but the man, a circus owner, refuses to do so until Superboy agrees that he and Krypto will perform in his show.
Aquaman in "The Coward and the Hero"
"How to Teach Your Dog Tricks"
Binky in "The Best Present of All"
Green Arrow in "The Arrows from Outer Space"
An untitled Little Pete strip.