Knots Landing/The Ripple Effect

The Ripple Effect
Season 11, Episode 18
Airdate	February 8, 1990
Production Number	445718
Written by	Chuck Bulot & M.J. Cody
Directed by	Peter Ellis
Produced by	Mary-Catherine Harold, Lynn Marie Latham, Bernard Lechowick
← 11x17 My Bullet	11x19 → The Grim Reaper
Knots Landing — Season Eleven

This article about an episode needs to be expanded with more information. Please help out by editing it.

The Ripple Effect is the eighteenth episode of the eleventh season of Knots Landing, and the two hundred sixty-fifth episode overall.

Starring (in alphabetical order): Tonya Crowe (Olivia Cunningham Dyer), William Devane (Greg Sumner), Kevin Dobson (Mack MacKenzie), Michele Lee (Karen MacKenzie), Patrick Petersen (Michael Fairgate), Ted Shackelford (Gary Ewing), Nicollette Sheridan (Paige Matheson), Joan Van Ark (Valene Waleska)

Starring: Sam Behrens (Danny Waleska), Paul Carafotes (Harold Dyer), Melinda Culea (Paula Vertosick), Joseph Gian (Detective Tom Ryan), Lynne Moody (Patricia Williams), Penny Peyser (Amanda Michaels), Larry Riley (Frank Williams)

Special Guest Star: Stuart Whitman (Robert Willis)

Guest Starring (end credits): Stacy Galina (Mary-Frances Sumner), Zane Lasky (Bob Phillips), Jack Axelrod (Arnie Zimmer), Jim Staskel (Jack), Cecile Callan (Kathy Gelb)

Co-Starring: Victoria Ann-Lewis (Peggy), Randy Vasquez (Detective Ricardo Fonseca), Biff Yeager (Police Investigator), Tamar Cooper (Maitress d')