Daddy-Long-Legs (novel), a children's novel written in 1912 by Jean Webster. This has been the basis for numerous films:

harvestman (Opiliones) (in American English), which is an arachnid, but not a spider.

Daddy Long-legs (2005 film), a 2005 Korean film.

daddy long-legs spider (Pholcidae) (esp. in Australian English), which is a true spider

Daddy Long Legs (film), a 1955 musical film by 20th Century Fox.

crane fly (Tipulidae) (in U.K. English), which is an insect.

Daddy Long Legs (musician), the lead singer of the rap metal group Wolfpac, also one of the original lineup of The Bloodhound Gang.

Daddy Long Legs (train), nickname of Pioneer, the car on the former Brighton and Rottingdean Seashore Electric Railway.

especially applied to Pholcus phalangioides

Daddy-Long-Legs (1919 film), starring Mary Pickford.

Daddy Longlegs (album), 2005 album from folk singer John Craigie.