Top 3 Roles?

1. Love and Death on Long Island
2. The Naked Civil Servant
3. 1984

10 Rillington Place
Alien
Midnight Express

Alien
From the Hip
Watership Down

10 Rillington Place
The Elephant Man
Alien

Alien is not a role, it was a walk-on.

Unidentified Flying Oddball
Behind the Green Door
The Wilderness Family

Caligula (I, Claudius)

V for Vendetta
Tinker Tailor Soldier Spy
The King's Speech