McHale's Navy - Season 3 - Eps 18: The Truth Hurts
In an effort to get the goods on the 73 Crew, Binghamton lures the boys into the hospital, under false pretenses, and has them injected them with sodium pentothal - Or 'truth serum' - Which causes them to tell him everything he wants to know. McHale and Parker must then work up a plan to get them off the hook, by literally giving Binghamton a dose of his own medicine.
About McHale's Navy

Title: McHale's Navy
First Air Date: 1962-10-11
Last Air Date: 1966-04-12
Status: Ended
Rating: 6.7/10 (from 24 votes)
Language: EN
Seasons: 4
Total Episodes: 138
Network: ABC
Genres: Comedy, Family
Production Companies: Universal Television Entertainment
Synopsis
An experienced South Pacific Sea Dog by the name of Quinton McHale, was commissioned as a Lieutenant Commander into the U.S. Navy Reserve at the start of World War II. McHale was made the Skipper of the Torpedo Patrol (PT) Boat #73 stationed at the U.S. Naval Installation on the island of Taratupa in the Southwest Pacific. The 73 'Family' included, among others, a con man and amateur Magician, a womanizing hunk, a dedicated Family man, a guitar-playing, moonshine-making Tennessee good ol' boy, and even a deserter from the Japanese Navy, who was an excellent cook.
Cast

Ernest Borgnine
Quinton McHale

Joe Flynn
Captain Wallace B. Binghamton

Tim Conway
Ensign Charles Parker

Carl Ballantine
Lester Gruber

Gary Vinson
George Christopher

Billy Sands
'Tinker' Bell

Edson Stroll
Virgil Edwards

John Wright
Willy Moss

Yoshio Yoda
Fuji Kobiaji

Gavin MacLeod
Happy