A gambling gangster and Apple Annie's patron who orchestrates an elaborate deception to maintain her aristocratic facade for her daughter's visit.
Dave is a loyal customer whose superstition connects him personally to Annie.
Apple Annie is one of Dave the Dude's fruit-selling patrons, and he believes her apples bring him good luck.
Happy operates as Dave's loyal subordinate within the gang.
Happy McGuire is identified as Dave's henchman and helps execute the logistical arrangements for the charade.
Their romantic relationship links Dave's criminal world with Missouri's nightclub operation.
Missouri Martin is explicitly described as Dave's girlfriend.
Dave indirectly manages the count's perception of Annie.
Dave arranges a false husband and a gala reception so Annie can maintain her aristocratic presentation before Count Romero.
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