Come And Knock On Our Door: Three’s Company Facts, Plus Where They Are Now

Jason Ritter Makes His Three’s Company Debut

Handsome actor Jason Ritter, son of John Ritter, was featured in the opening credits of seasons 6 through 8. After getting so excited to see his father on set, the producers decided to keep Jason in the shot since it made DeWitt laugh. Jason has starred in several TV shows recently like Joan of Arcadia, The Event and most famously, Parenthood.