Prepositions after verbs

Cast in, into, for, by, or on?

Cast has several meanings, including selecting actors, throwing objects, and shaping materials.

Quick answer

Which prepositions are used with cast?

Cast in is common for actors appearing in productions. Cast into describes throwing or forcing something into a state or place. Cast for refers to assigning a role. Cast by is uncommon after cast and usually belongs to a passive phrase. Cast on is mainly used in knitting.

She was cast in a historical drama.
The spell cast him into darkness.
The director cast her for the lead role.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
cast in + film/play

Giving an actor a role in a production

Use cast in to say an actor appears in a film, play, or show.

He was cast in a new comedy series.
Several local actors were cast in the production.
2
cast into + place/state

Throwing or forcing into something

Use cast into for movement into a place or figurative state.

The news cast the country into uncertainty.
She cast the letter into the fire.
3
cast for + role

Selecting someone for a role

Use cast for to show the role someone receives.

The studio cast him for the main character.
She was cast for a supporting role.
4
cast on + knitting stitches

Starting a knitting project

In knitting, cast on means to put stitches onto a needle.

First, cast on twenty stitches.
She cast on before starting the scarf.
5
cast by + agent

Identifying the person making the selection

Cast by appears mainly in passive structures to identify who selected the actors.

The film was cast by an experienced director.
The actors were cast by a London agency.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
cast in
She was cast in a musical.
Appearing as an actor in a production.
cast into
The event cast the town into panic.
Forcing or throwing into a state or place.
cast for
He was cast for the role of Hamlet.
Being selected for a specific role.
cast by
The series was cast by a famous producer.
Naming who selected the actors in a passive structure.
cast on
She cast on forty stitches.
Beginning knitting by adding stitches to a needle.

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using cast in for a specific role

Use cast for when mentioning the role itself.

✕ She was cast in the role of Juliet. ✓ She was cast for the role of Juliet.

Using cast by as a regular active pattern

Cast by is mainly passive. Active sentences usually use cast alone.

✕ The director cast by several unknown actors. ✓ The director cast several unknown actors.

Confusing cast into and cast in

Into suggests movement or change of state, not acting roles.

✕ He was cast into a television series. ✓ He was cast in a television series.

Quick practice

Choose the expression that matches the intended meaning.

1. The actor was cast ___ a crime drama.
2. The decision cast the company ___ chaos.
3. She was cast ___ the lead role.

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Frequently asked questions

Is cast in correct for actors?

Yes. Cast in is standard when talking about actors appearing in films, plays, or shows.

What does cast into mean?

It means to throw something physically or figuratively into a place or condition.

Why is cast on used in knitting?

Cast on is the established knitting term for putting stitches onto the needle at the start of a project.

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