Hang on, chum. You can do it.
4 seconds sound clip from the The High and the Mighty (1954) movie soundboard.
You can hear this line at 01:58:55 in the DVD version of the movie.
Quote context
[...]
- That's no good. We'll blow another engine.
- What's the difference? We'll blow them all if we ditch.
- Put those controls back where they belong.
- Hang on, chum. You can do it.
- We'll run out of gas, right over San Francisco.
- Well, let's try out this way for a while.
- Don't be so anxious to go for a swim!
- She's starting to shake again.
[...]