Beverly Hills, 90210 - Season 4 - Eps 17: Thicker Than Water
David is unable to eat or sleep because of his drug addiction. He steals codeine from his father's office in the hopes of calming his nerves. He falls asleep in the park while babysitting Erin, and she disappears. She is found hiding in a nearby house, and a guilt-ridden David confesses his drug problem to Kelly. Dylan takes care of Erica while Suzanne is out of town. He turns to Cindy for help when Erica experiences a major life event. Jim tells Dylan that Suzanne, who had claimed to be broke, has $25,000 in her account. Suzanne explains that she has just received the insurance settlement for her trailer. Donna meets a handsome ski instructor during a weekend in the mountains with Brenda, Steve and Brandon. Andrea learns that she is pregnant.
About Beverly Hills, 90210

Title: Beverly Hills, 90210
First Air Date: 1990-10-04
Last Air Date: 2000-05-17
Status: Ended
Rating: 7.375/10 (from 739 votes)
Language: EN
Seasons: 11
Total Episodes: 284
Network: FOX
Genres: Drama, Soap
Production Companies: Unknown
Synopsis
Follow the lives of a group of teenagers living in the upscale, star-studded community of Beverly Hills, California and attending the fictitious West Beverly Hills High School and, subsequently, the fictitious California University after graduation.
Cast

Jennie Garth
Kelly Taylor

Ian Ziering
Steve Sanders

Luke Perry
Dylan McKay

Brian Austin Green
David Silver

Vincent Young
Noah Hunter

Vanessa Marcil
Gina Kincaid

Tori Spelling
Donna Martin

Lindsay Price
Janet Sosna

Daniel Cosgrove
Matt Durning

Joe E. Tata
Nat Bussichio