The Nature of Things
Canadian astronaut Chris Hadfield has inspired the nation with his accomplishments. This film, TNOT's season finale, gives viewers a look at his latest mission and his dedication to making Canadians love space again. CBC, 8 p.m.
Roseanne Bar guest stars as a local talent agent who helps Andy with a role in an industrial film. Pam and Jim try to put what they've learned in counselling to good use. Dwight and Angela face off in a paper airplane contest. NBC, 8 p.m.
In the new episode Dead Man's Switch, Joan and Sherlock race to track down a murdered blackmailer's accomplice. Meanwhile, Sherlock is not enthused about celebrating a full year of sobriety. CBS/Global, 9 p.m.
George Stroumboulopoulos: James Cromwell
Jay Leno: Gwyneth Paltrow, JB Smoove
David Letterman: Dwayne Johnson, Snoop Lion
Jimmy Kimmel: Kaley Cuoco, Goran Visnjic
Craig Ferguson: Zac Efron, Anna Quindlen
Jimmy Fallon: Susan Sarandon, Anthony Mackie
Conan O'Brien: Ken Marino, Mark Normand