Acting

2020

(1 episode) as Self

2019

(18 episodes) as Himself - Dance Captain

2016

(1 episode) as Self - Panelist

2015

(1 episode) as Sebastian

2013

(1 episode) as Self

2011

(9 episodes) as Trevor Kirchner

2010		Conan (1 episode) as Self
2010		MasterChef (1 episode) as Self
2010		Who Do You Think You Are? (1 episode) as Self

2009		The Cleveland Show (1 episode)
2009		Watch What Happens Live with Andy Cohen (1 episode) as Self - Guest
2009		Glee (121 episodes) as Will Schuester

2005		Ghost Whisperer (1 episode) as Matt Sembrook
2005		So You Think You Can Dance (316 episodes) as Self
2005		Grey's Anatomy (4 episodes) as Paul Stadler
2005		Numb3rs (1 episode)

2004

(2 episodes) as Self

2003

(1 episode)

2002

(1 episode) as Jesse Stark

2001

(1 episode) as Chance Slaughter

1998

(1 episode) as Young Busboy

1993

(1 episode) as Self

1956

(1 episode) as Self - Performer

Directing

2009

(1 episode) … Director