Frank Gallagher is a fictional character from the television series Shameless, which originally aired in the UK and later in the US. He is portrayed as a neglectful and irresponsible father living in a working-class neighborhood. Frank often struggles with alcoholism and engages in various schemes to support his lifestyle, frequently putting his own needs above those of his children. Despite his flaws, Frank's character is complex and often elicits both frustration and sympathy from viewers. He is known for his quick wit and ability to manipulate situations to his advantage, making him a central figure in the show's exploration of family dynamics and social issues.