The second pilot introduces Quinn Redeker as Captain Madison, Candace Azzara as Amy, the lounge entertainer, and Diane Stillwell as cruise director Sandy Summers. Bernie Kopell, Ted Lange and Fred Grandy step into the roles of Dr. Bricker, Issac and Gopher (revealed to have served with the captain during wartime in the navy). A woman (Hope Lange) is having a second thoughts about an affair with her tennis pro (Lyle Waggoner) as her husband (Robert Reed) pursues them; A daughter (Marcia Strassman) attempts to enrich the life of her recently-divorced mother (Celeste Holm) who reunites with an old friend (Craig Stevens); Two siblings (Kristy McNichol, Diana Canova) are looking for adventure ; Sandy fights off advances from her playboy accountant (Bert Convy); Amy makes a connection with a lonely conventioneer (Ken Berry) (thetvdb.com)