
Oliver John MacGreevy (25 July 1928 – October 1981) was an Irish actor who appeared in many British films and television series from the mid 1950s until he retired in 1980, often as brutish, shaven-headed villains. Among his roles he played Housemartin in The Ipcress File (1965) and made an appearance as both the Gardener and the Electrician in the first episode of The Prisoner TV series ("Arrival", 1967). He also appeared in an episode of Thriller (1975). On stage, he appeared in Tom Murphy's A Whistle in the Dark at Joan Littlewood's Theatre Royal, Stratford East, in London, 1961.

The Avengers
TV • 1961

Theatre 625
TV • 1964

Thriller
TV • 1973

Sunday Night Theatre
TV • 1950

Thirty-Minute Theatre
TV • 1965

The Prisoner
TV • 1967

Gideon's Way
TV • 1965

The Buccaneers
TV • 1956

Jason King
TV • 1971

Mystery and Imagination
TV • 1966

Department S
TV • 1969

The Scales of Justice
TV • 1962

The Four Just Men
TV • 1959

Flash Gordon
MOVIE • 1980

The Ipcress File
MOVIE • 1965

The Ruling Class
MOVIE • 1972

Tales from the Crypt
MOVIE • 1972

The Four Musketeers
MOVIE • 1974