It is a contemporary, frequently humorous take on the Silver Age title Dial H for Hero.
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Dial H was a DC Comics superhero title launched in 2012 as part of the second wave of The New 52.
Dial M for Murder | Dial Corporation | Dial Press | Dial House, Essex | Dial H for Hero | Rotary dial | Dial House | Dial | rotary dial | Dial M for Murder (TV series) | dial | Cadena Dial |