LIGHTS, CAMERA, DUSTPAN!

Some TV and film animal actors:

Rin Tin Tin (after the death of the original dog) was played by son Rinty II and Flame, Golden Boy Jr on TV, with Hey You and Bearheart as stand-ins

Keiko was the name of the real whale in Free Willy

Diefenbaker (the husky in Due South) was played by Lincoln and then Draco

Eddie (Frasier) is played by Moose

Clyde the orang utan in Every Which Way But Loose was played by Manis; the orang utan in sitcom Mr Smith was CJ

Katie and (the imaginatively named) Monkey were the two capuchin monkeys who starred as Marcel in Friends

In London soap opera Eastenders, dog Wellard is played by Kyte; early dog characters Willy and Roly took their names from the dog actors

Flash, the basset hound from The Dukes of Hazzard was played by Sandy

The Littlest Hobo was played by London in the original movie, then by another dog of the same name (it was also the dog's character name) in the early TV series; subsequently palyed by various Alsatian dogs, including Bo and Toro

In the 1990s film adaptation, Black Beauty was played by a horse named Docs Keeping Time

Lassie was played in the first films by a collie named Pal; most 'Lassies' have been male, since they are bigger

TV's talking horse Mister Ed was played by Bamboo Harvester

Flipper the dolphin was played by Mitzi and, later, others including Cathy, Suzie and Bebe

Hart to Hart's mutt Freeway was played by Charlie

Toto in The Wizard of Oz was played by a terrier called Terry

Source: various