Tony Declan James Slattery is an English actor and comedian. He appeared on British television regularly from the mid-1980s, most notably as a regular on the Channel 4 improvisation show Whose Line Is It Anyway?. His serious and comedic film work has included roles in The Crying Game, Peter's Friends and How to Get Ahead in Advertising.

The Crying Game is a 1992 crime thriller film, written and directed by Neil Jordan, produced by Stephen Woolley and Nik Powell, and starring Stephen Rea, Miranda Richardson, Jaye Davidson, Adrian Dunbar, Ralph Brown, and Forest Whitaker. The film explores themes of race, sex, nationality, and sexuality against the backdrop of the Troubles in Northern Ireland.