In addition to his recent work, Valentine also had a featured role on Crossing Jordan. However, in addition to being an accomplished stage magician, he has been acting for more than fifteen years with featured roles in Don't Look Under The Bed, Nikki, Boston Legal, Spider-Man 3, Tinker Bell, Wizards of Waverly Place: The Movie, and A Christmas Carol.
Valentine was married twice. He divorced Shari Valentine in 2005. He then got engaged to Inna Korobkina.
- Appeared with Becky O'Donohue on Mike & Molly
- Appeared with Carl Reiner and Melanie Lynskey on Jake and the Never Land Pirates
- Appeared with Sammi Hanratty on Perception
- Appeared with Tyson Ritter on Betas
- Appeared with Anne Dudek in Santa Switch
- Appeared with Derek Richardson on Anger Management
- Appeared with Joel Grey on Warehouse 13
- Appeared with Daryl Sabara in A Christmas Carol
- Appeared with Jennifer Stone in Wizards of Waverly Place: The Movie
- Appeared with Julia Ling on Chuck
- Appeared with Dylan Baker in Spider-Man 3
- Appeared with Colleen Camp, John Kapelos and Azura Skye on The Minor Accomplishments of Jackie Woodman
- Appeared with Candice Bergen and Howard Hesseman on Boston Legal
- Appeared with Mimi Kennedy on Dharma & Greg
- Curiously, Valentine is also known for having portrayed the character Harry Flynn in the game Uncharted 2: Among Thieves.
- Voices Alistair Theirin in Bioware's Dragon Age games.