THE DVD SHELF: "Perfect Understanding," Harold Lloyd's "Safety Last!," Political Thriller "House of Cards" and "The Many Loves of Dobie Gillis"
This month's column looks at the obscure talkie "Perfect Understanding," with Gloria Swanson and Laurence Olivier; Harold Lloyd's silent classic "Safety Last!"; Kevin Spacey in "House of Cards" and a complete box set of the early '60s sitcom, "The Many Loves of Dobie Gillis." *