Biography
Frank Thornton Ball (15 January 1921 - 16 March 2013), professionally known as Frank Thornton, was an English actor. He was known for playing Captain Peacock in Are You Being Served? (1972-1985) and its sequel Grace & Favour and as Herbert "Truly" Truelove in Last of the Summer Wine.
Known For

Victim
George - Henry's Assistant (uncredited)

Battle of the V-1
British Scientist (uncredited)

The Bliss of Mrs. Blossom
Factory Manager

The Three Musketeers
Man in Small Carriage (uncredited)

Spanish Fly
Dr. Johnson

The BFG
Mr. Tibbs (voice)

What's a Carry On?
Self (uncredited)

Carry On Screaming!
Mr. Jones

The Impersonator
Police Sargeant

Operation Stogie
Hotel receptionist (uncredited)