My sense is one of the things that unifies it is it doesn't want to be typecast.
From the stltoday.com
Douglas says it never bothered her that she was typecast from her Elly May role.
From the thenewstribune.com
You get the feeling a lot has to do with being typecast decades beneath her age.
From the nzherald.co.nz
His early days saw him typecast as a yuppie funster, but then Magnolia happened.
From the couriermail.com.au
This probably isn't news to you, but Michael Cera's in danger of being typecast.
From the timesunion.com
However, Keaton had range beyond his not-quite-yet typecast smart-aleck comedy.
From the dailyherald.com
It's an impressive one-man show from an actor usually typecast in light comedy.
From the sacbee.com
Journalists are often typecast as square-jawed heroes or self-loving dilettantes.
From the time.com
The familiar rhubarb-strawberry pairing has typecast this vegetable as a dessert.
From the dailyherald.com
More examples
Cast repeatedly in the same kind of role
Type: identify as belonging to a certain type; "Such people can practically be typed"
Typecasting is the process by which a film, TV, or stage actor is strongly identified with a specific character, one or more particular roles, or characters with the same traits or social or ethnic grouping. ...
Typecast is a Grindcore/Ballad band from the Philippines. Originally an underground act, they have surfaced on the mainstream Philippine music scene, while managing to hold on to their underground roots.
Typecast (foaled 1966) was an American Champion Thoroughbred racehorse noted for her ability to win races at both short and very long distances. Bred by Nuckols Bros. ...
In computer science, type conversion or typecasting refers to changing an entity of one data type into another. This is done to take advantage of certain features of type hierarchies. ...
(Typecasting (blogging)) A typecast (blogging) (a.k.a. typecasting or typecasting blog) is a form of blogging by media type and publishing in the format of a blog, but differentiated by the predominant use of and focus on text created with a typewriter and then scanned rather than text entered ...
(Type-Casting) An instruction that informs the Java Virtual Machine how to treat a specific reference or variable
(Typecasting) This is when you get a part in a film or video because of the way you look.