Kat Dennings’ Riley insists her dad knows Gabriel’s value, though he “may not show it, or say it, or think it” Seann William Scott’s Gabriel is standing up to power — or, more accurately, trying to stand up to Tim Allen’s Matt — in Tuesday night’s episode of “Shifting Gears.” In a clip of Tuesday’s episode shared exclusively with TheWrap, Stitch (Daryl Chill Mitchell) urges Gabriel to ask Riley (Kat Dennings) to pitch his new idea to Matt (Allen), promising Gabriel that Matt will listen to her.