Series offers 'Mysterious Way' to avoid football: ; Richard Simmons gets his life in shape on 'Biography'

"MYSTERIOUS Ways" (8 p.m., NBC, TV-PG) returns to the NBC line-up. Launched last summer, it later became a regular part of the fallschedule for NBC's sister network, PAX. Now it comes back to replacethe canceled "Titans." Think of a baseball team calling up atalented player from the minors in mid-summer. Adrian Pasdar starsas Declan Dunn, a cultural anthropologist who becomes a believer inspooky phenomena after being buried in an avalanche, only to berescued by a snowmobile driver whose vehicle "miraculously" stalledin his vicinity. After his rescue, he teams up with the skeptical,no-nonsense psychiatrist Peggy Fowler (Rae Dawn Chong).

Dunn and Fowler seek out the …