Peter Strauss played "Stephen" on a 1973 episode of
The Mary Tyler Moore show, titled, "Angels in the Snow."
Mary met "Stephen" (Peter Strauss), when they were both buying a Christmas tree!
They begin dating, but when Mary and Rhoda attend a low-wattage "party" at Stephen's pad, Mary realizes that she and her handsome young beau are in different places on the same path, and she breaks it off.
Unfortunately, it appears that this episode has been removed from youtube.com.