Jack Lemmon, Walter Matthau, Dyan Cannon, Brent Spiner, Gloria DeHaven, Elaine Stritch, Hal Linden, Donald O'Connor, Edward Mulhare, Rue McClanahan, Alexandra Powers, Sean O'Bryan, Esther Scott, Allan Rich, Estelle Harris
Care-free Charlie cons his widower brother-in-law Herb into an expenses-paid luxury cruise in search of rich, lonely ladies. The catch is that they are required to be dance hosts! With a tyrannical cruise director, and the luscious Liz and lovely Vivian, our heroes have lots of mis-adventures before they finally return to port.