actually Conan was the only thing he was believable!
he was quite good and playing a two dimensional charcacter.
As lousy as Grace Jones was in Conan thr Destroyer, she still did a better job than Ahnold.
Dennis Quaid in “Flight of the Phoenix”
Speaking of Avalon in The Alamo, how about Tony Curtis in The Black Shield of Falworth “Yonder lies the castle of me fodder” (in full Brooklynese)
Bill Murray in The Razors Edge - It was Carl Spackler meets Somerset Maugham