Ian Patrick Williams is an actor and occasional writer, who has worked on a lot of TV series, such as Archie Bunker's Place, Lou Grant, Seven Brides for Seven Brothers, Simon & Simon, Hill Street Blues, Freddy's Nightmares, The Fresh Prince of Bel-Air, Diagnosis Murder, Married with Children, FrasierDexter, Prison Break, etc.

He portrayed the minister of Tony and Sal's wedding in "Best Men".