Robert Loggia would also appear in another FBI episode during the 1971-1972 season. He also appeared on the short lived series "Mancuso:FBI" as an agent who is from the era of the legendary J. Edgar Hoover.
No interesting cars.
Booker Bradshaw makes a welcome return appearance as black Special Agent Harry Dane. He also played Dr. M´Benga in two episodes of Star Trek, stepping in when Majel Barrett was unavailable for her part as Christine Chapel; he was then billed as Booker Marshall.