Question: Who created the character that William Arnold "Billy" Costello  voiced and appeared in the daily King Features comic strip?
Sentence (from "Popeye"): The character first appeared in the daily King Features comic strip, Thimble Theatre, on January 17, 1929, and Popeye became the strip's title in later years; Popeye has also appeared in theatrical and television animated cartoons.
Relevant evidence: No