Tom Selleck and Roger E Mosley appeared in Terminal Island (1973).
Time has little to do with infinity and jelly donuts
Despite being only a private detective, Magnum is involved in the deaths of at 15 people during the run of the series. Yet he never faces any criminal prosecution for this, even though at least three of these events were clearly cases of premeditated murder.
Often the still photos in the closing credits are from outtakes...for example, characters can be seen laughing, or they are from a different angle than what was seen in the episode.
All episodes from the 1980-1981 season were altered for syndication. The original opening sequence and opening and closing themes were replaced by the more familar 1981-1988 opening sequence and opening and closing themes by Mike Post and Pete Carpenter.