In "Oh, Dale!," John Ritter plays a rejected suitor hot on the trail of the girl he loves, who happens to be a heartless fortune-seeker named Joann (Jennifer Shaw). When Joann boards ship to be with wealthy Peter Pringle (Mark Thomas), Dale (John Ritter) is forced to masquerade as a woman because the only cabin available on ship must be shared with Susan (Tovah Feldshuh).

In "Ex Plus Y," newlyweds Terri and Ron Larson (Loretta "M*A*S*H" Swit and Richard "Soap" Mulligan) are adjusting well until Terri encounters ex-husband Barney (Robert Reed) aboard ship with his lady friend.

In "Message for Maureen," a famous female tennis pro (Brenda Benet) confined to a wheelchair as the result of a serious accident, finds herself in a relationship with a sports writer (Bili Bixby) who was once her severest critic.

In "Help, Murder," Denise and Bret (Michele Lee and David Groh) are a married couple getting away from their three kids for the first time.

In "The Joker is Mild," has-been comedian Barry Keyes (Phil Foster) abuses his family tie with cruise director Julie in an astonishing attempt to make a comeback.

In "Identical Problem," twins Helen and Ellen (both played by Diana "Soap" Canova) pretend to be one person, which nearly drives Doc crazy because Helen is warm, Ellen is cold and Doc is feeling amorous. The script was written by David Ketchum and Tony DiMarco and directed by Don Weis.

"The Understudy," written by Ben Joelson and Art Baer, is all about Connie Evans (Jo Anne Harris), a seemingly forthright young lady who has signed on as a cruise director trainee, assisting Julie McCoy. Winning the favor of Capt. Stubing, Connie undermines Julie and nearly gets her job.

Retired sea Capt. Merrill Stubing Sr. (Phil Silvers) boards the Pacific Princess and makes life miserable for his son, Stubing Jr. in "The Captain's Captain." Veteran come-dienne Judy Canova, mother of Diana Canova of "Soap," plays the lady who takes the elder Stubing's mind off the sea. Ann Gibbs and Joel Kimmel wrote the script.

Beverly Blanchard (Eva Gabor) and husband Russ (Leslie Nielsen) plan a few days at sea alone, but the glamorous scribe iis recognized quickly by advice-hungry passengers in "Dear Beverly." The script was written by Ben Joelson and Art Baer. An arrogant chef (Al Molinaro) comes aboard as a replace ment and nearly drives Capt. Stubing mad in "The Strike," written by Mark Fink.

In "Lonely at the Top," Dick Sargent guests as Father Mike, an outspoken clergyman who comes aboard with six orphaned kids for a Christmas cruise financed by an unknown benefactor. When Mike detects a touch of Scrooge in Capt. Stubing's manner, he takes some very positive action which results in smooth sailing for all. Gordon and Lynne Farr wrote the script.

Old Franklyn Bootherstone (Will Geer) discovers he knows more about the younger generation than he thought when teenage runaway Nancy Brown (Bayn Johnson) decides to "crash" in his cabin in "The old Man and the Runaway." Howard Albrecht and Sol Weinstein wrote the script and Stu Margolin directed.

As Wendy and Sam Bradly (Dori Brenner and Robert Rayes) board ship, Wendy laments the loss of the father she scarcely remembers. Believing her departed dad was a noble sea captain, Wendy forms an attachment for a devilish old purser named Teddy (Bob Crane), who is very busy trying to keep his girlfriend, Ginger (Victoria Carroll), aboard ship.

In "Isaac's Double Standard," Millie Washington (Pearl Bailey) takes a cruise to be near her son, Isaac. When Isaac's lady friend, Charlene (Tracey Reed), comes aboard, Millie becomes a very possessive mama. Sue Masters and John Walsh wrote the script.

Millionaire superstars Roz and Bill (Michele Lee and Fernando Lamas) have remarried and are celebrating their newest honeymoon aboard the Pacific Princess in "Hollywood Royalty," scripted by Ray Jessel.

John Whitcomb (Dick Van Patten), a congressman unjustly accused of being involved in a scandal, seeks refuge aboard the Pacific Princess in "The Congressman Was Indiscreet," written by Jack Matcha. During the cruise, Whitcomb befriends Robin Brant (Vicki Lawrence), a clever, attractive reporter for a tabloid newspaper.

Capt. Stubing announces that his nephew, Courtney (Peter Isacksen), will be joining the cruise. The captain tells purser Gopher Smith, Doc Bricker, cruise director Julie McCoy and bartender Isaac that Courtney is "a typical Stubing," that he will soon enter Annapolis and that the crew is under orders to work with the young man, who turns out to be a gangly klutz in need of help.

In "The Inspector," Capt. Stubing, Doc Bricker, cruise director Julie McCoy, Isaac, the bartender, and the purser, Gopher, feel edgy when they hear that an efficiency expert, hired by the ship's owners, is watching their every move while posing as a passenger.

A slick computer matchmaker proceeds to pair up cruise guests while setting himself up with Julie; two American gold-diggers pretend to be French; a New York advertising executive meets up with a long-lost love.

In "Taking Sides,"scripted by Hugh Wedlock, Jr., Ellen and Scott Desmond (Diana Canova and Bob Urich), and Gladys and Max Watkins (Audrey Meadows and Robert Mandan) play couples who seemingly have one thing in common: their "testy" marriages. Wendel and Ida Snead (Harry Morgan and Priscilla Morrill) are a pleasant older couple en route to Mexico for a visit with their grandchildren.

In "Parents Know Best," Phyllis and Harry Morrison : (Janis Paige and Monty Hall) take their 22-year-old son, Bruce (Mark Shera), on a cruise, seeking to end his relationship with Diana Lane (Laurie Prange), who is aboard for reasons of her own. Fred S. Fox and Seaman Jacobs wrote the script.

A young bachelor (Paul Williams) must marry within the 7 week in order to claim a $3 million inheritance; a drab widow (Michele Lee) from the San Fernando Valley poses as a glamorous adventuress and captures the heart of the Captain; a confirmed male chauvinist (Dick Gautier) angers his fiancee (Barbara Rhoades), who finds comfort in sick bay with the ship's doctor; and a scandal sheet report...

A reformed prostitute causes trouble between a one-time "John" and his wife; Captain Stubing re-encounters an old flame; a fun-loving older couple help bring two lovers back together

A young female passenger encourages Gopher to be his own person and stand up for himself to Captain Stubing. However, neither were expecting the consequences of their actions. A cheating husband is caught out when his neighbours from home also board the cruise. However, being holed up in a cabin with his mistress isn't all that he hoped it would be.