Hood in Augustine's Office (Uncredited) in The Long Goodbye

Arnold has no spoken words so he let's his pecs do the talking.

Josef Schmidt in The Streets of San Francisco

This is what happens when you laugh at Arnold.

Lars in Scavenger Hunt

Arnold plays a gym owner named Lars and shows a guy how to exercise.

Prince Hapi in Around The World In 80 Days

Arnold has a pretty extended scene in a movie starring Jackie Chan but this is the only one we could find and it is a bit shorter than the whole appearance.

Rico in Happy Anniversary and Goodbye

Arnold is going to give Lucille Ball some personal training.

Trench in The Expendables

Arnold makes a brief appearance alongside Stallone and Willis.

Trench in The Expendables 2 - Car Scene

Arnold rips the door off a Smart Car and shoots a bunch of bad guys in The Expendables 2.

Trench in The Expendables 2 - I'm Back!

Damn right Arnold's back.