Gibbs (Mark Harmon) and Ducky (David McCallum) on the May 8, 2012 episode of NCIS, "Up in Smoke."
The team investigates the latest casualty in the April 10, 2012 episode of NCIS, "The Missionary Position."
Ducky does his thing on NCIS. His thing is a pretty gruesome job, but he does it well.
Gibbs and Duck on the February 14, 2012 episode of NCIS.
Abby, Ducky and Tim in the 200th episode of NCIS.
Ducky and his new girlfriend are introduced to us on next week's NCIS. Cheryl Ladd guest stars.
David McCallum as Dr. Donald "Ducky" Mallard on NCIS. What a great character.
Ducky does his thing in "Restless," the second episode of Season 9 of NCIS.

NCIS Quotes

McGee: All right. Well you should probably know that Abby and I used to date?
Bishop: Ew. Like, each other?
McGee: Yeah.
Bishop: Wait - isn't that a violation of rule 12, never date a....
McGee: It was a long time ago. After we'd broken up, one night I went to her lab. Found a scribbled piece paper; a list. Potential boyfriends had to fulfill certain conditions by a pre-arranged date or else, goodbye.
Bishop: Such as.
McGee: Things started off relatively normal: opening the door for her, flowers, putting the seat down. Then around number 8, it gets uh...
Bishop: What?
McGee: Does she know you have these?
Bishop: Does she know you have these?
McGee: Yeah she wasn't happy when she found out.
Bishop: These are all very specific.
McGee: Yeah.
Bishop: These ideas apply to you?
McGee: No those rules weren't in place when we were together. At least I don't think so.
Bishop: What's with the two month cutoff? Abby's sabotaging herself. I've seen stuff like this before. We have to talk to her.

McGee: Rule number 70 - keep digging till you hit bottom.
Abby: McGee! There is no rule 70.
McGee: Well, I--
Abby: You just made up a rule. This McGibbs thing has really gone to your head. I don't even recognize you right now.