Gabriel Knight attempts to gain access to a character's home by using various door-to-door sales tactics. When none of these are successful, he shouts "Landshark!" - to which the resident replies "You are no Bill Murray."
On the bulletin board at the lecture hall of New Orleans university, there is a notice about a lecture on "Investigative Reporting techniques to be given by octogenarian Pulitzer Prize winner Laura Bow Dorian"