You had plenty of time to kill him and go back to the examining room.
6 seconds sound clip from the Rocky Fortune - The Shipboard Jewel Robbery (Ep. 3) classic radio drama series episode.
You can hear this line at 00:14:44 in the radio play.
Quote context
[...]
- You will be placed under guard in the forward lazarette until the police board ship.
- Just what makes you think I slipped at the Dr. Harper?
- You were alone with him when the chief steward arrived.
- You had plenty of time to kill him and go back to the examining room.
- And you'll have plenty of time to pay for it, too. The rest of your life, I predict, Mr. Fortune.
- I got news for you, skipper. As a fortune teller, you got a crack in your crystal ball.
[...]