John Mahon

L’exorcista

1973 · Language Lab Director · ★ 7.7

Armageddon

1998 · Karl · ★ 6.8

Zodíac

2007 · Riverside Captain · ★ 7.5

L.A. Confidential

1997 · Police Chief · ★ 7.8

Roswell

1994 · Red Hat Vet · ★ 6.0

Austin Powers: L’espia que em va empaitar

1999 · NATO Colonel · ★ 6.3

Someone's Watching Me!

1978 · Frimsin · ★ 6.2

The American President

1995 · Chairman of the Joint Chiefs · ★ 6.5

The People Under the Stairs

1991 · Police Sergeant · ★ 6.5

Els pacients d’un psiquiatre amb problemes

1988 · Police Captain · ★ 5.4

Just Ask My Children

2001 · Judge Ferguson · ★ 6.6

One False Move

1991 · Chief Jenkins · ★ 6.6

A Killing Affair

1977 · Det. Shoup · ★ 4.4

Six Against the Rock

1987 · Officer Bill Miller · ★ 4.1

Final Shot: The Hank Gathers Story

1992 · LMU Coach

Victims for Victims: The Theresa Saldana Story

1984 · ★ 7.5

Collision Course: Truman vs. MacArthur

1976 · Gen. Hoyt Vandenberg · ★ 4.0

Betrayed by Innocence

1986 · Bailiff · ★ 5.0

A Call to Arms

2009 · Major General Cosgrove USMC · ★ 6.0