Francis V. Guinan Jr. (born November 17, 1951) is an American film, television and stage actor who is perhaps best known for his role as Edgar Teller the patriarch in the short-lived series Eerie, Indiana.

The Council Bluffs, Iowa-born actor has made guest appearances in many notable television series including Grey's Anatomy, CSI: Miami, Law & Order, CSI: NY, Without a Trace, The Practice, Crossing Jordan, Star Trek: Enterprise, Star Trek: Voyager, That '70s Show, Nash Bridges, Sliders, Murder, She Wrote, Frasier, Mike & Molly and other series