John Collin was a prolific British character actor known for his tough, commanding presence in classic UK television series and films. He is most recognized for his role as Detective Sergeant Cecil Haggar in the long-running BBC police drama Z-Cars.

Filmography

• 1983The Guns and the Fury — Mr. Randolph
• 1980Doctor Who: The Leisure Hive — Brock
• 1980The Errand — Warrant Officer
• 1979Tess — John Durbeyfield
• All Creatures Great and Small — Mr. Alderson
• Born and Bred — Ryder
• Holocaust — Rahm
• Strangers — Farm Manager
• Wuthering Heights — Mr Earnshaw
• Our Mutual Friend — Roger 'Rogue' Riderhood
• 1975All Creatures Great and Small — Mr Alderson
• The Sweeney — Parish
• Dial M for Murder — Sergeant Cassar
• 1973Highway Robbery — Terry
• 1973Man at the Top — Wisbech
• 1972A Man without Friends — Panton
• Crown Court — Frank Page, Det. Sergeant Charles Atrass
• 1972Innocent Bystanders — Asimov
• The Adventurer — John Campbell
• The Protectors — Slade
• 1971Been Down So Long It Looks Like Up to Me — Sergeant Woody
• Justice — David McGuire
• 1971The Fox Trot — Harry
• The Guardians — Tom Weston
• 1970A Sound from the Sea — King
• Confession — George Bartlett
• Manhunt — Paco
• Play for Today — Terry
• 1970The Last Escape — Sgt. Henry McBee
• 1969Before Winter Comes — Sergeant Woody
• The Main Chance — Charlie Webster
• W. Somerset Maugham — Prynne
• 1968House of Character — Twigg
• 1968Star! — Jack Roper
• The Expert — Detective Chief Superintendent Mowbray, Det. Chief Supt. Mowbray
• Boy Meets Girl — Daniel
• Escape — Mac
• Half Hour Story — Matt
• ITV Playhouse — King
• Five More — Baines
• 1966The Witches — Dowsett
• BBC Play of the Month — Dawker
• 1965Dead Man's Chest — Det. Insp. Briggs
• Public Eye — Allan Biddersloe
• Thirty-Minute Theatre — Ross, Sibley, Ted
• Redcap — Inspector Parish
• The Wednesday Play — Twigg
• Theatre 625 — Josiah Braithwaite
• 1962The Pirates of Blood River — Lance (uncredited)
• The Saint — Sergio, Cable
• Z-Cars — Det. Sgt. Haggar
• 1961The Ship That Couldn't Stop — Sullivan
• ITV Play of the Week — Det. Sgt. Astell

Appearances as themselves (1)

• 1990Jimmy Somerville: The Video Collection 1984/1990 (Featuring Bronski Beat and The Communards) — Self (segment "Smalltown Boy")