Willie Tanner is a fictional character from the television series ALF, which aired from 1986 to 1990. He is portrayed as a kind-hearted and somewhat bumbling suburban father who works as a social worker. Willie is known for his patience and attempts to manage the chaos that ensues when an alien named ALF crashes into his home. In the show, Willie lives with his wife, Kate Tanner, and their two children, Lynn and Brian. The family must keep ALF a secret from the outside world while navigating the humorous challenges that arise from having an alien in their home. Willie's character often serves as the voice of reason amidst the comedic situations.