diff --git a/shared/packages/api/src/__tests__/filePath.spec.ts b/shared/packages/api/src/__tests__/filePath.spec.ts
new file mode 100644
index 00000000..e1bdec08
--- /dev/null
+++ b/shared/packages/api/src/__tests__/filePath.spec.ts
@@ -0,0 +1,8 @@
+import { escapeFilePath } from '../filePath'
+
+describe('filePath', () => {
+	test('checkPath', () => {
+		expect(escapeFilePath('test/path')).toBe(process.platform === 'win32' ? '"test/path"' : 'test/path')
+		expect(escapeFilePath('C:\\test\\path')).toBe(process.platform === 'win32' ? '"C:\\test\\path"' : 'C:\\test\\path')
+	})
+})
diff --git a/shared/packages/api/src/filePath.ts b/shared/packages/api/src/filePath.ts
new file mode 100644
index 00000000..6557f2d0
--- /dev/null
+++ b/shared/packages/api/src/filePath.ts
@@ -0,0 +1,10 @@
+/**
+ * Escape spaces in file path with double quotes on windows.
+ *
+ * @param {string} path File path to be escaped.
+ * @returns {string} Escaped file path.
+ * @see {@link https://ffmpeg.org/ffmpeg-utils.html#Quoting-and-escaping}
+ */
+export function escapeFilePath(path: string): string {
+	return process.platform === 'win32' ? `"${path}"` : path
+}
diff --git a/shared/packages/api/src/index.ts b/shared/packages/api/src/index.ts
index d0d593b3..b0ebe221 100644
--- a/shared/packages/api/src/index.ts
+++ b/shared/packages/api/src/index.ts
@@ -2,6 +2,7 @@ export * from './adapterClient'
 export * from './adapterServer'
 export * from './appContainer'
 export * from './config'
+export * from './filePath'
 export * from './expectationApi'
 export * from './inputApi'
 export * from './HelpfulEventEmitter'
diff --git a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib.ts b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib.ts
index 36dd628c..50c80b15 100644
--- a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib.ts
+++ b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib.ts
@@ -19,6 +19,7 @@ import {
 	AccessorId,
 	promiseTimeout,
 	INNER_ACTION_TIMEOUT,
+	escapeFilePath,
 } from '@sofie-package-manager/api'
 import { LocalFolderAccessorHandle } from '../../../accessorHandlers/localFolder'
 import { FileShareAccessorHandle } from '../../../accessorHandlers/fileShare'
@@ -451,9 +452,9 @@ export function proxyFFMpegArguments(
 	// Check target to see if we should tell ffmpeg which format to use:
 	let targetPath = ''
 	if (isLocalFolderAccessorHandle(targetHandle)) {
-		targetPath = targetHandle.fullPath
+		targetPath = escapeFilePath(targetHandle.fullPath)
 	} else if (isFileShareAccessorHandle(targetHandle)) {
-		targetPath = targetHandle.fullPath
+		targetPath = escapeFilePath(targetHandle.fullPath)
 	} else if (isHTTPProxyAccessorHandle(targetHandle)) {
 		targetPath = ''
 	} else {
diff --git a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/ffmpeg.ts b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/ffmpeg.ts
index 51eacbe2..81358dcf 100644
--- a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/ffmpeg.ts
+++ b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/ffmpeg.ts
@@ -9,7 +9,7 @@ import {
 import { FileShareAccessorHandle } from '../../../../accessorHandlers/fileShare'
 import { HTTPProxyAccessorHandle } from '../../../../accessorHandlers/httpProxy'
 import { LocalFolderAccessorHandle } from '../../../../accessorHandlers/localFolder'
-import { assertNever, stringifyError } from '@sofie-package-manager/api'
+import { assertNever, escapeFilePath, stringifyError } from '@sofie-package-manager/api'
 
 export interface OverriddenFFMpegExecutables {
 	ffmpeg: string
@@ -104,11 +104,11 @@ export async function spawnFFMpeg<Metadata>(
 	let pipeStdOut = false
 	if (isLocalFolderAccessorHandle(targetHandle)) {
 		await mkdirp(path.dirname(targetHandle.fullPath)) // Create folder if it doesn't exist
-		args.push(targetHandle.fullPath)
+		args.push(escapeFilePath(targetHandle.fullPath))
 	} else if (isFileShareAccessorHandle(targetHandle)) {
 		await targetHandle.prepareFileAccess()
 		await mkdirp(path.dirname(targetHandle.fullPath)) // Create folder if it doesn't exist
-		args.push(targetHandle.fullPath)
+		args.push(escapeFilePath(targetHandle.fullPath))
 	} else if (isHTTPProxyAccessorHandle(targetHandle)) {
 		pipeStdOut = true
 		args.push('pipe:1') // pipe output to stdout
diff --git a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/scan.ts b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/scan.ts
index bccbf0e4..aee3a37d 100644
--- a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/scan.ts
+++ b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/lib/scan.ts
@@ -1,5 +1,12 @@
 import { execFile, ChildProcess, spawn } from 'child_process'
-import { Expectation, assertNever, Accessor, AccessorOnPackage, LoggerInstance } from '@sofie-package-manager/api'
+import {
+	Expectation,
+	assertNever,
+	Accessor,
+	AccessorOnPackage,
+	LoggerInstance,
+	escapeFilePath,
+} from '@sofie-package-manager/api'
 import {
 	isQuantelClipAccessorHandle,
 	isLocalFolderAccessorHandle,
@@ -50,12 +57,12 @@ export function scanWithFFProbe(
 			let inputPath: string
 			let filePath: string
 			if (isLocalFolderAccessorHandle(sourceHandle)) {
-				inputPath = sourceHandle.fullPath
-				filePath = sourceHandle.filePath
+				inputPath = escapeFilePath(sourceHandle.fullPath)
+				filePath = escapeFilePath(sourceHandle.filePath)
 			} else if (isFileShareAccessorHandle(sourceHandle)) {
 				await sourceHandle.prepareFileAccess()
-				inputPath = sourceHandle.fullPath
-				filePath = sourceHandle.filePath
+				inputPath = escapeFilePath(sourceHandle.fullPath)
+				filePath = escapeFilePath(sourceHandle.filePath)
 			} else if (isHTTPAccessorHandle(sourceHandle)) {
 				inputPath = sourceHandle.fullUrl
 				filePath = sourceHandle.path
@@ -650,10 +657,10 @@ async function getFFMpegInputArgsFromAccessorHandle(
 ): Promise<string[]> {
 	const args: string[] = []
 	if (isLocalFolderAccessorHandle(sourceHandle)) {
-		args.push(`-i`, sourceHandle.fullPath)
+		args.push(`-i`, escapeFilePath(sourceHandle.fullPath))
 	} else if (isFileShareAccessorHandle(sourceHandle)) {
 		await sourceHandle.prepareFileAccess()
-		args.push(`-i`, sourceHandle.fullPath)
+		args.push(`-i`, escapeFilePath(sourceHandle.fullPath))
 	} else if (isHTTPAccessorHandle(sourceHandle)) {
 		args.push(`-i`, sourceHandle.fullUrl)
 	} else if (isHTTPProxyAccessorHandle(sourceHandle)) {
diff --git a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFilePreview.ts b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFilePreview.ts
index 17ebdfe8..adc653c6 100644
--- a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFilePreview.ts
+++ b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFilePreview.ts
@@ -13,6 +13,7 @@ import {
 	assertNever,
 	stringifyError,
 	startTimer,
+	escapeFilePath,
 } from '@sofie-package-manager/api'
 import {
 	isFileShareAccessorHandle,
@@ -220,10 +221,10 @@ export const MediaFilePreview: ExpectationWindowsHandler = {
 
 				let inputPath: string
 				if (isLocalFolderAccessorHandle(sourceHandle)) {
-					inputPath = sourceHandle.fullPath
+					inputPath = escapeFilePath(sourceHandle.fullPath)
 				} else if (isFileShareAccessorHandle(sourceHandle)) {
 					await sourceHandle.prepareFileAccess()
-					inputPath = sourceHandle.fullPath
+					inputPath = escapeFilePath(sourceHandle.fullPath)
 				} else if (isHTTPAccessorHandle(sourceHandle)) {
 					inputPath = sourceHandle.fullUrl
 				} else if (isHTTPProxyAccessorHandle(sourceHandle)) {
diff --git a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFileThumbnail.ts b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFileThumbnail.ts
index 27796663..e0db385e 100644
--- a/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFileThumbnail.ts
+++ b/shared/packages/worker/src/worker/workers/windowsWorker/expectationHandlers/mediaFileThumbnail.ts
@@ -10,6 +10,7 @@ import {
 	assertNever,
 	stringifyError,
 	startTimer,
+	escapeFilePath,
 } from '@sofie-package-manager/api'
 import { getStandardCost } from '../lib/lib'
 import { GenericWorker } from '../../../worker'
@@ -220,10 +221,10 @@ export const MediaFileThumbnail: ExpectationWindowsHandler = {
 
 				let inputPath: string
 				if (isLocalFolderAccessorHandle(sourceHandle)) {
-					inputPath = sourceHandle.fullPath
+					inputPath = escapeFilePath(sourceHandle.fullPath)
 				} else if (isFileShareAccessorHandle(sourceHandle)) {
 					await sourceHandle.prepareFileAccess()
-					inputPath = sourceHandle.fullPath
+					inputPath = escapeFilePath(sourceHandle.fullPath)
 				} else if (isHTTPAccessorHandle(sourceHandle)) {
 					inputPath = sourceHandle.fullUrl
 				} else if (isHTTPProxyAccessorHandle(sourceHandle)) {