The 2008 Strauss Canada Cup field is determined by a qualification process, as outlined below.

Seeding is based on the Order of Merit as of December 18, 2007.

Men's Qualifiers

• Kevin Martin (Player's Champion)
• Glenn Howard (2007 Tim Hortons Brier)
• Randy Ferbey (Defending Champion)
• Kevin Koe (Canada Cup Qualifier)
• Jeff Stoughton (CTRS)
• Kerry Burtnyk (Canada Cup Qualifier)
• Pat Simmons (CTRS)
• Brad Gushue (CTRS)
• Reid Carruthers (CTRS)
• Mike McEwen (Canada Cup Qualifier) 

Women's Qualifiers

• Jennifer Jones (Defending Champion)
• Shannon Kleibrink (CTRS)
• Kelly Scott (2007 Scotties Tournament of Hearts)
• Cheryl Bernard (Canada Cup Qualifier)
• Sherry Anderson (CTRS)
• Stefanie Lawton (Canada Cup Qualifier)
• Cathy King (CTRS)
• Heather Rankin (CTRS)
• Kristie Moore (CTRS)
• Janet Harvey (Canada Cup Qualifier)