“- Knute Rockne: Coach, let us use the forward pass, I know it'll work.
- Notre Dame Coach Harper: I'm not so sure. We've never seen it in a game.
- Knute Rockne: Neither has the Army, what can we lose?”
Pat O'Brien - Knute Rockne
John Gallaudet - Notre Dame Coach Harper

“- Inspector O'Matthews: I think I'll catch your act tonight, Charlie. In fact, I'll go with you.
- Charlie Chan: No, please. Mice only play when cat supposed to be in bed.”
Joe King - Inspector O'Matthews
Sidney Toler - Charlie Chan

“If we don't know what we are doing, the enemy certainly can't anticipate our future actions.”
Eric Maturin - Colonel Goodhead

“- Freddie: What I can't figure out is if they're protecting us or watching us.
- Ambassador Joseph E. Davies: Maybe a little of both.”
George Tobias - Freddie
Walter Huston - Ambassador Joseph E. Davies

“Never underestimate your opponent. Let's say he has mastered a way to empty a mousetrap without getting caught. If he snaps one of these babies, a chain reaction will start snapping them all. He'll panic, and the law of averages says one of them has to nab him.”

Nathan Lane - Ernie Smuntz